diff --git a/Python/Pandas/11-Import-Export/Pandas-Demo.ipynb b/Python/Pandas/11-Import-Export/Pandas-Demo.ipynb
new file mode 100644
index 000000000..70a79b0da
--- /dev/null
+++ b/Python/Pandas/11-Import-Export/Pandas-Demo.ipynb
@@ -0,0 +1,6328 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pandas as pd"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "df = pd.read_csv('data/survey_results_public.csv', index_col='Respondent')\n",
+    "schema_df = pd.read_csv('data/survey_results_schema.csv', index_col='Column')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "pd.set_option('display.max_columns', 85)\n",
+    "pd.set_option('display.max_rows', 85)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {
+    "scrolled": true
+   },
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Respondent</th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>The quality of OSS and closed source software ...</td>\n",
+       "      <td>Not employed, and not looking for work</td>\n",
+       "      <td>United Kingdom</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Primary/elementary school</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>4</td>\n",
+       "      <td>10</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>HTML/CSS;Java;JavaScript;Python</td>\n",
+       "      <td>C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL</td>\n",
+       "      <td>SQLite</td>\n",
+       "      <td>MySQL</td>\n",
+       "      <td>MacOS;Windows</td>\n",
+       "      <td>Android;Arduino;Windows</td>\n",
+       "      <td>Django;Flask</td>\n",
+       "      <td>Flask;jQuery</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>IntelliJ;Notepad++;PyCharm</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>I do not use containers</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Fortunately, someone else has that title</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Twitter</td>\n",
+       "      <td>Online</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was much faster</td>\n",
+       "      <td>31-60 minutes</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No, I didn't know that Stack Overflow had a jo...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Neutral</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>14.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>The quality of OSS and closed source software ...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>Bosnia and Herzegovina</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Developer, desktop or enterprise applications;...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>17</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>I am actively looking for a job</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Financial performance or funding status of the...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>C++;HTML/CSS;Python</td>\n",
+       "      <td>C++;HTML/CSS;JavaScript;SQL</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>MySQL</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>Django</td>\n",
+       "      <td>Django</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Atom;PyCharm</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>I do not use containers</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Instagram</td>\n",
+       "      <td>Online</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was much faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>19.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>I am not primarily a developer, but I write co...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>The quality of OSS and closed source software ...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>Thailand</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Web development or web design</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>100 to 499 employees</td>\n",
+       "      <td>Designer;Developer, back-end;Developer, front-...</td>\n",
+       "      <td>3</td>\n",
+       "      <td>22</td>\n",
+       "      <td>1</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Not at all confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Interview with people in peer roles</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>THB</td>\n",
+       "      <td>Thai baht</td>\n",
+       "      <td>23000.0</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>8820.0</td>\n",
+       "      <td>40.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>Distracting work environment;Inadequate access...</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No, but I think we should</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>HTML/CSS</td>\n",
+       "      <td>Elixir;HTML/CSS</td>\n",
+       "      <td>PostgreSQL</td>\n",
+       "      <td>PostgreSQL</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Other(s):</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Vim;Visual Studio Code</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>I do not use containers</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Reddit</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2011</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>6-10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Neutral</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
+       "      <td>28.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>The quality of OSS and closed source software ...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>United States</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>100 to 499 employees</td>\n",
+       "      <td>Developer, full-stack</td>\n",
+       "      <td>3</td>\n",
+       "      <td>16</td>\n",
+       "      <td>Less than 1 year</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I am not interested in new job opportunities</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>USD</td>\n",
+       "      <td>United States dollar</td>\n",
+       "      <td>61000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>61000.0</td>\n",
+       "      <td>80.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>A little below average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No, but I think we should</td>\n",
+       "      <td>Developers typically have the most influence o...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>C;C++;C#;Python;SQL</td>\n",
+       "      <td>C;C#;JavaScript;SQL</td>\n",
+       "      <td>MySQL;SQLite</td>\n",
+       "      <td>MySQL;SQLite</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>.NET</td>\n",
+       "      <td>.NET</td>\n",
+       "      <td>Eclipse;Vim;Visual Studio;Visual Studio Code</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>I do not use containers</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for decentralized currency (i.e., Bitcoin)</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Reddit</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2014</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Pass the ti...</td>\n",
+       "      <td>1-2 times per week</td>\n",
+       "      <td>Stack Overflow was much faster</td>\n",
+       "      <td>31-60 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>No, not really</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>22.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>White or of European descent</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>5</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>Ukraine</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Academic researcher;Developer, desktop or ente...</td>\n",
+       "      <td>16</td>\n",
+       "      <td>14</td>\n",
+       "      <td>9</td>\n",
+       "      <td>Very dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No</td>\n",
+       "      <td>I am not interested in new job opportunities</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Write code by hand (e.g., on a ...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>UAH</td>\n",
+       "      <td>Ukrainian hryvnia</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>55.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Being tasked with non-development work;Inadequ...</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>A little above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA</td>\n",
+       "      <td>HTML/CSS;Java;JavaScript;SQL;WebAssembly</td>\n",
+       "      <td>Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite</td>\n",
+       "      <td>Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...</td>\n",
+       "      <td>Android;Linux;MacOS;Slack;Windows</td>\n",
+       "      <td>Android;Docker;Kubernetes;Linux;Slack</td>\n",
+       "      <td>Django;Express;Flask;jQuery;React.js;Spring</td>\n",
+       "      <td>Flask;jQuery;React.js;Spring</td>\n",
+       "      <td>Cordova;Node.js</td>\n",
+       "      <td>Apache Spark;Hadoop;Node.js;React Native</td>\n",
+       "      <td>IntelliJ;Notepad++;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Outside of work, for personal projects</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Facebook</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>I don't remember</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was much faster</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech meetups or events in your area;Courses on...</td>\n",
+       "      <td>30.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>White or of European descent;Multiracial</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                                   MainBranch Hobbyist  \\\n",
+       "Respondent                                                               \n",
+       "1                      I am a student who is learning to code      Yes   \n",
+       "2                      I am a student who is learning to code       No   \n",
+       "3           I am not primarily a developer, but I write co...      Yes   \n",
+       "4                              I am a developer by profession       No   \n",
+       "5                              I am a developer by profession      Yes   \n",
+       "\n",
+       "                           OpenSourcer  \\\n",
+       "Respondent                               \n",
+       "1                                Never   \n",
+       "2              Less than once per year   \n",
+       "3                                Never   \n",
+       "4                                Never   \n",
+       "5           Once a month or more often   \n",
+       "\n",
+       "                                                   OpenSource  \\\n",
+       "Respondent                                                      \n",
+       "1           The quality of OSS and closed source software ...   \n",
+       "2           The quality of OSS and closed source software ...   \n",
+       "3           The quality of OSS and closed source software ...   \n",
+       "4           The quality of OSS and closed source software ...   \n",
+       "5           OSS is, on average, of HIGHER quality than pro...   \n",
+       "\n",
+       "                                        Employment                 Country  \\\n",
+       "Respondent                                                                   \n",
+       "1           Not employed, and not looking for work          United Kingdom   \n",
+       "2               Not employed, but looking for work  Bosnia and Herzegovina   \n",
+       "3                               Employed full-time                Thailand   \n",
+       "4                               Employed full-time           United States   \n",
+       "5                               Employed full-time                 Ukraine   \n",
+       "\n",
+       "                   Student                                            EdLevel  \\\n",
+       "Respondent                                                                      \n",
+       "1                       No                          Primary/elementary school   \n",
+       "2           Yes, full-time  Secondary school (e.g. American high school, G...   \n",
+       "3                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "4                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "5                       No           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                               UndergradMajor  \\\n",
+       "Respondent                                                      \n",
+       "1                                                         NaN   \n",
+       "2                                                         NaN   \n",
+       "3                               Web development or web design   \n",
+       "4           Computer science, computer engineering, or sof...   \n",
+       "5           Computer science, computer engineering, or sof...   \n",
+       "\n",
+       "                                                     EduOther  \\\n",
+       "Respondent                                                      \n",
+       "1           Taught yourself a new language, framework, or ...   \n",
+       "2           Taken an online course in programming or softw...   \n",
+       "3           Taught yourself a new language, framework, or ...   \n",
+       "4           Taken an online course in programming or softw...   \n",
+       "5           Taken an online course in programming or softw...   \n",
+       "\n",
+       "                             OrgSize  \\\n",
+       "Respondent                             \n",
+       "1                                NaN   \n",
+       "2                                NaN   \n",
+       "3               100 to 499 employees   \n",
+       "4               100 to 499 employees   \n",
+       "5           10,000 or more employees   \n",
+       "\n",
+       "                                                      DevType YearsCode  \\\n",
+       "Respondent                                                                \n",
+       "1                                                         NaN         4   \n",
+       "2           Developer, desktop or enterprise applications;...       NaN   \n",
+       "3           Designer;Developer, back-end;Developer, front-...         3   \n",
+       "4                                       Developer, full-stack         3   \n",
+       "5           Academic researcher;Developer, desktop or ente...        16   \n",
+       "\n",
+       "           Age1stCode      YearsCodePro           CareerSat  \\\n",
+       "Respondent                                                    \n",
+       "1                  10               NaN                 NaN   \n",
+       "2                  17               NaN                 NaN   \n",
+       "3                  22                 1  Slightly satisfied   \n",
+       "4                  16  Less than 1 year      Very satisfied   \n",
+       "5                  14                 9   Very dissatisfied   \n",
+       "\n",
+       "                           JobSat              MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "Respondent                                                                    \n",
+       "1                             NaN                   NaN       NaN       NaN   \n",
+       "2                             NaN                   NaN       NaN       NaN   \n",
+       "3              Slightly satisfied  Not at all confident  Not sure  Not sure   \n",
+       "4              Slightly satisfied        Very confident        No  Not sure   \n",
+       "5           Slightly dissatisfied    Somewhat confident       Yes        No   \n",
+       "\n",
+       "                                                      JobSeek  \\\n",
+       "Respondent                                                      \n",
+       "1                                                         NaN   \n",
+       "2                             I am actively looking for a job   \n",
+       "3           I’m not actively looking, but I am open to new...   \n",
+       "4                I am not interested in new job opportunities   \n",
+       "5                I am not interested in new job opportunities   \n",
+       "\n",
+       "                    LastHireDate  \\\n",
+       "Respondent                         \n",
+       "1                            NaN   \n",
+       "2           I've never had a job   \n",
+       "3                  1-2 years ago   \n",
+       "4           Less than a year ago   \n",
+       "5           Less than a year ago   \n",
+       "\n",
+       "                                                      LastInt FizzBuzz  \\\n",
+       "Respondent                                                               \n",
+       "1                                                         NaN      NaN   \n",
+       "2                                                         NaN      NaN   \n",
+       "3                         Interview with people in peer roles       No   \n",
+       "4           Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "5           Write any code;Write code by hand (e.g., on a ...       No   \n",
+       "\n",
+       "                                                   JobFactors  \\\n",
+       "Respondent                                                      \n",
+       "1                                                         NaN   \n",
+       "2           Financial performance or funding status of the...   \n",
+       "3           Languages, frameworks, and other technologies ...   \n",
+       "4           Languages, frameworks, and other technologies ...   \n",
+       "5           Industry that I'd be working in;Languages, fra...   \n",
+       "\n",
+       "                                                 ResumeUpdate CurrencySymbol  \\\n",
+       "Respondent                                                                     \n",
+       "1                                                         NaN            NaN   \n",
+       "2           Something else changed (education, award, medi...            NaN   \n",
+       "3                            I was preparing for a job search            THB   \n",
+       "4                            I was preparing for a job search            USD   \n",
+       "5                            I was preparing for a job search            UAH   \n",
+       "\n",
+       "                    CurrencyDesc  CompTotal CompFreq  ConvertedComp  \\\n",
+       "Respondent                                                            \n",
+       "1                            NaN        NaN      NaN            NaN   \n",
+       "2                            NaN        NaN      NaN            NaN   \n",
+       "3                      Thai baht    23000.0  Monthly         8820.0   \n",
+       "4           United States dollar    61000.0   Yearly        61000.0   \n",
+       "5              Ukrainian hryvnia        NaN      NaN            NaN   \n",
+       "\n",
+       "            WorkWeekHrs                                           WorkPlan  \\\n",
+       "Respondent                                                                   \n",
+       "1                   NaN                                                NaN   \n",
+       "2                   NaN                                                NaN   \n",
+       "3                  40.0  There's no schedule or spec; I work on what se...   \n",
+       "4                  80.0  There's no schedule or spec; I work on what se...   \n",
+       "5                  55.0  There is a schedule and/or spec (made by me or...   \n",
+       "\n",
+       "                                                WorkChallenge  \\\n",
+       "Respondent                                                      \n",
+       "1                                                         NaN   \n",
+       "2                                                         NaN   \n",
+       "3           Distracting work environment;Inadequate access...   \n",
+       "4                                                         NaN   \n",
+       "5           Being tasked with non-development work;Inadequ...   \n",
+       "\n",
+       "                                  WorkRemote WorkLoc                  ImpSyn  \\\n",
+       "Respondent                                                                     \n",
+       "1                                        NaN     NaN                     NaN   \n",
+       "2                                        NaN     NaN                     NaN   \n",
+       "3           Less than once per month / Never    Home                 Average   \n",
+       "4           Less than once per month / Never    Home  A little below average   \n",
+       "5                      A few days each month  Office  A little above average   \n",
+       "\n",
+       "                                            CodeRev  CodeRevHrs  \\\n",
+       "Respondent                                                        \n",
+       "1                                               NaN         NaN   \n",
+       "2                                               NaN         NaN   \n",
+       "3                                                No         NaN   \n",
+       "4                                                No         NaN   \n",
+       "5           Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                UnitTests  \\\n",
+       "Respondent                                  \n",
+       "1                                     NaN   \n",
+       "2                                     NaN   \n",
+       "3               No, but I think we should   \n",
+       "4               No, but I think we should   \n",
+       "5           Yes, it's part of our process   \n",
+       "\n",
+       "                                                  PurchaseHow  \\\n",
+       "Respondent                                                      \n",
+       "1                                                         NaN   \n",
+       "2                                                         NaN   \n",
+       "3                                                    Not sure   \n",
+       "4           Developers typically have the most influence o...   \n",
+       "5                                                    Not sure   \n",
+       "\n",
+       "                             PurchaseWhat  \\\n",
+       "Respondent                                  \n",
+       "1                                     NaN   \n",
+       "2                                     NaN   \n",
+       "3           I have little or no influence   \n",
+       "4           I have little or no influence   \n",
+       "5           I have little or no influence   \n",
+       "\n",
+       "                                     LanguageWorkedWith  \\\n",
+       "Respondent                                                \n",
+       "1                       HTML/CSS;Java;JavaScript;Python   \n",
+       "2                                   C++;HTML/CSS;Python   \n",
+       "3                                              HTML/CSS   \n",
+       "4                                   C;C++;C#;Python;SQL   \n",
+       "5           C++;HTML/CSS;Java;JavaScript;Python;SQL;VBA   \n",
+       "\n",
+       "                                     LanguageDesireNextYear  \\\n",
+       "Respondent                                                    \n",
+       "1           C;C++;C#;Go;HTML/CSS;Java;JavaScript;Python;SQL   \n",
+       "2                               C++;HTML/CSS;JavaScript;SQL   \n",
+       "3                                           Elixir;HTML/CSS   \n",
+       "4                                       C;C#;JavaScript;SQL   \n",
+       "5                  HTML/CSS;Java;JavaScript;SQL;WebAssembly   \n",
+       "\n",
+       "                                          DatabaseWorkedWith  \\\n",
+       "Respondent                                                     \n",
+       "1                                                     SQLite   \n",
+       "2                                                        NaN   \n",
+       "3                                                 PostgreSQL   \n",
+       "4                                               MySQL;SQLite   \n",
+       "5           Couchbase;MongoDB;MySQL;Oracle;PostgreSQL;SQLite   \n",
+       "\n",
+       "                                       DatabaseDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "1                                                       MySQL   \n",
+       "2                                                       MySQL   \n",
+       "3                                                  PostgreSQL   \n",
+       "4                                                MySQL;SQLite   \n",
+       "5           Couchbase;Firebase;MongoDB;MySQL;Oracle;Postgr...   \n",
+       "\n",
+       "                           PlatformWorkedWith  \\\n",
+       "Respondent                                      \n",
+       "1                               MacOS;Windows   \n",
+       "2                                     Windows   \n",
+       "3                                         NaN   \n",
+       "4                               Linux;Windows   \n",
+       "5           Android;Linux;MacOS;Slack;Windows   \n",
+       "\n",
+       "                           PlatformDesireNextYear  \\\n",
+       "Respondent                                          \n",
+       "1                         Android;Arduino;Windows   \n",
+       "2                                         Windows   \n",
+       "3                                             NaN   \n",
+       "4                                   Linux;Windows   \n",
+       "5           Android;Docker;Kubernetes;Linux;Slack   \n",
+       "\n",
+       "                                     WebFrameWorkedWith  \\\n",
+       "Respondent                                                \n",
+       "1                                          Django;Flask   \n",
+       "2                                                Django   \n",
+       "3                                                   NaN   \n",
+       "4                                                   NaN   \n",
+       "5           Django;Express;Flask;jQuery;React.js;Spring   \n",
+       "\n",
+       "                  WebFrameDesireNextYear MiscTechWorkedWith  \\\n",
+       "Respondent                                                    \n",
+       "1                           Flask;jQuery            Node.js   \n",
+       "2                                 Django                NaN   \n",
+       "3                              Other(s):                NaN   \n",
+       "4                                    NaN               .NET   \n",
+       "5           Flask;jQuery;React.js;Spring    Cordova;Node.js   \n",
+       "\n",
+       "                              MiscTechDesireNextYear  \\\n",
+       "Respondent                                             \n",
+       "1                                            Node.js   \n",
+       "2                                                NaN   \n",
+       "3                                                NaN   \n",
+       "4                                               .NET   \n",
+       "5           Apache Spark;Hadoop;Node.js;React Native   \n",
+       "\n",
+       "                                              DevEnviron        OpSys  \\\n",
+       "Respondent                                                              \n",
+       "1                             IntelliJ;Notepad++;PyCharm      Windows   \n",
+       "2                                           Atom;PyCharm      Windows   \n",
+       "3                                 Vim;Visual Studio Code  Linux-based   \n",
+       "4           Eclipse;Vim;Visual Studio;Visual Studio Code      Windows   \n",
+       "5                                 IntelliJ;Notepad++;Vim  Linux-based   \n",
+       "\n",
+       "                                        Containers BlockchainOrg  \\\n",
+       "Respondent                                                         \n",
+       "1                          I do not use containers           NaN   \n",
+       "2                          I do not use containers           NaN   \n",
+       "3                          I do not use containers           NaN   \n",
+       "4                          I do not use containers    Not at all   \n",
+       "5           Outside of work, for personal projects    Not at all   \n",
+       "\n",
+       "                                                 BlockchainIs BetterLife  \\\n",
+       "Respondent                                                                 \n",
+       "1                                                         NaN        Yes   \n",
+       "2           Useful across many domains and could change ma...        Yes   \n",
+       "3                                                         NaN        Yes   \n",
+       "4           Useful for decentralized currency (i.e., Bitcoin)        Yes   \n",
+       "5                                                         NaN        Yes   \n",
+       "\n",
+       "                                            ITperson OffOn SocialMedia  \\\n",
+       "Respondent                                                               \n",
+       "1           Fortunately, someone else has that title   Yes     Twitter   \n",
+       "2                                                Yes   Yes   Instagram   \n",
+       "3                                                Yes   Yes      Reddit   \n",
+       "4                                               SIGH   Yes      Reddit   \n",
+       "5                                           Also Yes   Yes    Facebook   \n",
+       "\n",
+       "                        Extraversion ScreenName        SOVisit1st  \\\n",
+       "Respondent                                                          \n",
+       "1                             Online   Username              2017   \n",
+       "2                             Online   Username              2017   \n",
+       "3           In real life (in person)   Username              2011   \n",
+       "4           In real life (in person)   Username              2014   \n",
+       "5           In real life (in person)   Username  I don't remember   \n",
+       "\n",
+       "                                SOVisitFreq  \\\n",
+       "Respondent                                    \n",
+       "1           A few times per month or weekly   \n",
+       "2                     Daily or almost daily   \n",
+       "3                      A few times per week   \n",
+       "4                     Daily or almost daily   \n",
+       "5                    Multiple times per day   \n",
+       "\n",
+       "                                                    SOVisitTo  \\\n",
+       "Respondent                                                      \n",
+       "1           Find answers to specific questions;Learn how t...   \n",
+       "2           Find answers to specific questions;Learn how t...   \n",
+       "3           Find answers to specific questions;Learn how t...   \n",
+       "4           Find answers to specific questions;Pass the ti...   \n",
+       "5                          Find answers to specific questions   \n",
+       "\n",
+       "                           SOFindAnswer                     SOTimeSaved  \\\n",
+       "Respondent                                                                \n",
+       "1                    3-5 times per week  Stack Overflow was much faster   \n",
+       "2                    3-5 times per week  Stack Overflow was much faster   \n",
+       "3                   6-10 times per week        They were about the same   \n",
+       "4                    1-2 times per week  Stack Overflow was much faster   \n",
+       "5           More than 10 times per week  Stack Overflow was much faster   \n",
+       "\n",
+       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "Respondent                                                                 \n",
+       "1           31-60 minutes        No                                  NaN   \n",
+       "2           11-30 minutes       Yes      A few times per month or weekly   \n",
+       "3                     NaN       Yes  Less than once per month or monthly   \n",
+       "4           31-60 minutes       Yes  Less than once per month or monthly   \n",
+       "5                     NaN       Yes      A few times per month or weekly   \n",
+       "\n",
+       "                                                       SOJobs  \\\n",
+       "Respondent                                                      \n",
+       "1           No, I didn't know that Stack Overflow had a jo...   \n",
+       "2           No, I knew that Stack Overflow had a job board...   \n",
+       "3                                                         Yes   \n",
+       "4                                                         Yes   \n",
+       "5           No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                                     EntTeams  \\\n",
+       "Respondent                                                      \n",
+       "1                         No, and I don't know what those are   \n",
+       "2                         No, and I don't know what those are   \n",
+       "3           No, I've heard of them, but I am not part of a...   \n",
+       "4                         No, and I don't know what those are   \n",
+       "5           No, I've heard of them, but I am not part of a...   \n",
+       "\n",
+       "                     SOComm                            WelcomeChange  \\\n",
+       "Respondent                                                             \n",
+       "1                   Neutral  Just as welcome now as I felt last year   \n",
+       "2             Yes, somewhat  Just as welcome now as I felt last year   \n",
+       "3                   Neutral  Just as welcome now as I felt last year   \n",
+       "4            No, not really  Just as welcome now as I felt last year   \n",
+       "5           Yes, definitely  Just as welcome now as I felt last year   \n",
+       "\n",
+       "                                                 SONewContent   Age Gender  \\\n",
+       "Respondent                                                                   \n",
+       "1           Tech articles written by other developers;Indu...  14.0    Man   \n",
+       "2           Tech articles written by other developers;Indu...  19.0    Man   \n",
+       "3           Tech meetups or events in your area;Courses on...  28.0    Man   \n",
+       "4           Tech articles written by other developers;Indu...  22.0    Man   \n",
+       "5           Tech meetups or events in your area;Courses on...  30.0    Man   \n",
+       "\n",
+       "           Trans                Sexuality  \\\n",
+       "Respondent                                  \n",
+       "1             No  Straight / Heterosexual   \n",
+       "2             No  Straight / Heterosexual   \n",
+       "3             No  Straight / Heterosexual   \n",
+       "4             No  Straight / Heterosexual   \n",
+       "5             No  Straight / Heterosexual   \n",
+       "\n",
+       "                                           Ethnicity Dependents  \\\n",
+       "Respondent                                                        \n",
+       "1                                                NaN         No   \n",
+       "2                                                NaN         No   \n",
+       "3                                                NaN        Yes   \n",
+       "4                       White or of European descent         No   \n",
+       "5           White or of European descent;Multiracial         No   \n",
+       "\n",
+       "                     SurveyLength                  SurveyEase  \n",
+       "Respondent                                                     \n",
+       "1           Appropriate in length  Neither easy nor difficult  \n",
+       "2           Appropriate in length  Neither easy nor difficult  \n",
+       "3           Appropriate in length  Neither easy nor difficult  \n",
+       "4           Appropriate in length                        Easy  \n",
+       "5           Appropriate in length                        Easy  "
+      ]
+     },
+     "execution_count": 5,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "df.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Respondent</th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>I code primarily as a hobby</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
+       "      <td>8</td>\n",
+       "      <td>16</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
+       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
+       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
+       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
+       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
+       "      <td>Express;Flask;React.js;Spring</td>\n",
+       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
+       "      <td>Hadoop;Node.js;Pandas</td>\n",
+       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
+       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development;Testing;Production;Outside of work...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Handle</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>Less than once per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>24.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>10</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
+       "      <td>12</td>\n",
+       "      <td>20</td>\n",
+       "      <td>10</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>3-4 years ago</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>950000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>13293.0</td>\n",
+       "      <td>70.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Far above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>4.0</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
+       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
+       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
+       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>Neither</td>\n",
+       "      <td>Screen Name</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions;Get a sense...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Somewhat less welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>15</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Student</td>\n",
+       "      <td>3</td>\n",
+       "      <td>13</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
+       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
+       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
+       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>2018</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>20.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>50</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
+       "      <td>Received on-the-job training in software devel...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Developer, back-end;DevOps specialist</td>\n",
+       "      <td>7</td>\n",
+       "      <td>15</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Specific department or team I'd be working on;...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>400000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>5597.0</td>\n",
+       "      <td>7.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Meetings;Time spent commuting</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Other place, such as a coworking space or cafe</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>HTML/CSS;JavaScript;Python</td>\n",
+       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
+       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
+       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
+       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
+       "      <td>Django;Express;Flask;jQuery</td>\n",
+       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Notepad++;Visual Studio Code</td>\n",
+       "      <td>MacOS</td>\n",
+       "      <td>Testing</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>23.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>South Asian</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>65</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Information systems, information technology, o...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>20 to 99 employees</td>\n",
+       "      <td>Developer, front-end;Developer, mobile</td>\n",
+       "      <td>2</td>\n",
+       "      <td>17</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>48.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>About half the time</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
+       "      <td>Kotlin</td>\n",
+       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
+       "      <td>Firebase;SQLite</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>ASP.NET</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Android Studio;IntelliJ</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>WhatsApp</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>21.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                        MainBranch Hobbyist  \\\n",
+       "Respondent                                                    \n",
+       "8                      I code primarily as a hobby      Yes   \n",
+       "10                  I am a developer by profession      Yes   \n",
+       "15          I am a student who is learning to code      Yes   \n",
+       "50                  I am a developer by profession      Yes   \n",
+       "65                  I am a developer by profession      Yes   \n",
+       "\n",
+       "                           OpenSourcer  \\\n",
+       "Respondent                               \n",
+       "8              Less than once per year   \n",
+       "10          Once a month or more often   \n",
+       "15                               Never   \n",
+       "50          Once a month or more often   \n",
+       "65                               Never   \n",
+       "\n",
+       "                                                   OpenSource  \\\n",
+       "Respondent                                                      \n",
+       "8           OSS is, on average, of HIGHER quality than pro...   \n",
+       "10          OSS is, on average, of HIGHER quality than pro...   \n",
+       "15          OSS is, on average, of HIGHER quality than pro...   \n",
+       "50          OSS is, on average, of LOWER quality than prop...   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                                    Employment Country         Student  \\\n",
+       "Respondent                                                               \n",
+       "8           Not employed, but looking for work   India             NaN   \n",
+       "10                          Employed full-time   India              No   \n",
+       "15          Not employed, but looking for work   India  Yes, full-time   \n",
+       "50                          Employed full-time   India              No   \n",
+       "65                          Employed full-time   India              No   \n",
+       "\n",
+       "                                                      EdLevel  \\\n",
+       "Respondent                                                      \n",
+       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
+       "15          Secondary school (e.g. American high school, G...   \n",
+       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                               UndergradMajor  \\\n",
+       "Respondent                                                      \n",
+       "8           Computer science, computer engineering, or sof...   \n",
+       "10                                                        NaN   \n",
+       "15                                                        NaN   \n",
+       "50          Another engineering discipline (ex. civil, ele...   \n",
+       "65          Information systems, information technology, o...   \n",
+       "\n",
+       "                                                     EduOther  \\\n",
+       "Respondent                                                      \n",
+       "8           Taught yourself a new language, framework, or ...   \n",
+       "10                                                        NaN   \n",
+       "15          Taken an online course in programming or softw...   \n",
+       "50          Received on-the-job training in software devel...   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                             OrgSize  \\\n",
+       "Respondent                             \n",
+       "8                                NaN   \n",
+       "10          10,000 or more employees   \n",
+       "15                               NaN   \n",
+       "50          10,000 or more employees   \n",
+       "65                20 to 99 employees   \n",
+       "\n",
+       "                                                      DevType YearsCode  \\\n",
+       "Respondent                                                                \n",
+       "8              Developer, back-end;Engineer, site reliability         8   \n",
+       "10          Data or business analyst;Data scientist or mac...        12   \n",
+       "15                                                    Student         3   \n",
+       "50                      Developer, back-end;DevOps specialist         7   \n",
+       "65                     Developer, front-end;Developer, mobile         2   \n",
+       "\n",
+       "           Age1stCode YearsCodePro              CareerSat  \\\n",
+       "Respondent                                                  \n",
+       "8                  16          NaN                    NaN   \n",
+       "10                 20           10  Slightly dissatisfied   \n",
+       "15                 13          NaN                    NaN   \n",
+       "50                 15            2     Slightly satisfied   \n",
+       "65                 17            2         Very satisfied   \n",
+       "\n",
+       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "Respondent                                                                  \n",
+       "8                             NaN                 NaN       NaN       NaN   \n",
+       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
+       "15                            NaN                 NaN       NaN       NaN   \n",
+       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
+       "65                 Very satisfied      Very confident        No  Not sure   \n",
+       "\n",
+       "                                                      JobSeek  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          I’m not actively looking, but I am open to new...   \n",
+       "15          I’m not actively looking, but I am open to new...   \n",
+       "50          I’m not actively looking, but I am open to new...   \n",
+       "65          I’m not actively looking, but I am open to new...   \n",
+       "\n",
+       "                    LastHireDate  \\\n",
+       "Respondent                         \n",
+       "8                            NaN   \n",
+       "10                 3-4 years ago   \n",
+       "15          I've never had a job   \n",
+       "50                 1-2 years ago   \n",
+       "65          Less than a year ago   \n",
+       "\n",
+       "                                                      LastInt FizzBuzz  \\\n",
+       "Respondent                                                               \n",
+       "8                                                         NaN      NaN   \n",
+       "10                                                        NaN       No   \n",
+       "15                                                        NaN      NaN   \n",
+       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
+       "\n",
+       "                                                   JobFactors  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          Languages, frameworks, and other technologies ...   \n",
+       "15          Industry that I'd be working in;Languages, fra...   \n",
+       "50          Specific department or team I'd be working on;...   \n",
+       "65          Languages, frameworks, and other technologies ...   \n",
+       "\n",
+       "                                                 ResumeUpdate CurrencySymbol  \\\n",
+       "Respondent                                                                     \n",
+       "8                                                         NaN            NaN   \n",
+       "10                                                        NaN            INR   \n",
+       "15          Something else changed (education, award, medi...            NaN   \n",
+       "50                           I was preparing for a job search            INR   \n",
+       "65           My job status changed (promotion, new job, etc.)            INR   \n",
+       "\n",
+       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
+       "Respondent                                                                 \n",
+       "8                    NaN        NaN      NaN            NaN          NaN   \n",
+       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
+       "15                   NaN        NaN      NaN            NaN          NaN   \n",
+       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
+       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
+       "\n",
+       "                                                     WorkPlan  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          There's no schedule or spec; I work on what se...   \n",
+       "15                                                        NaN   \n",
+       "50          There is a schedule and/or spec (made by me or...   \n",
+       "65          There's no schedule or spec; I work on what se...   \n",
+       "\n",
+       "                            WorkChallenge                        WorkRemote  \\\n",
+       "Respondent                                                                    \n",
+       "8                                     NaN                               NaN   \n",
+       "10                                    NaN             A few days each month   \n",
+       "15                                    NaN                               NaN   \n",
+       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
+       "65                                    NaN               About half the time   \n",
+       "\n",
+       "                                                   WorkLoc             ImpSyn  \\\n",
+       "Respondent                                                                      \n",
+       "8                                                      NaN                NaN   \n",
+       "10                                                    Home  Far above average   \n",
+       "15                                                     NaN                NaN   \n",
+       "50          Other place, such as a coworking space or cafe            Average   \n",
+       "65                                                  Office            Average   \n",
+       "\n",
+       "                                            CodeRev  CodeRevHrs  \\\n",
+       "Respondent                                                        \n",
+       "8                                               NaN         NaN   \n",
+       "10          Yes, because I see value in code review         4.0   \n",
+       "15                                              NaN         NaN   \n",
+       "50                                               No         NaN   \n",
+       "65          Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                                    UnitTests  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10                              Yes, it's part of our process   \n",
+       "15                                                        NaN   \n",
+       "50          Yes, it's not part of our process but the deve...   \n",
+       "65          Yes, it's not part of our process but the deve...   \n",
+       "\n",
+       "                                                  PurchaseHow  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10                                                        NaN   \n",
+       "15                                                        NaN   \n",
+       "50          The CTO, CIO, or other management purchase new...   \n",
+       "65                                                   Not sure   \n",
+       "\n",
+       "                             PurchaseWhat  \\\n",
+       "Respondent                                  \n",
+       "8                                     NaN   \n",
+       "10                                    NaN   \n",
+       "15                                    NaN   \n",
+       "50          I have little or no influence   \n",
+       "65                                    NaN   \n",
+       "\n",
+       "                                           LanguageWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
+       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
+       "\n",
+       "                                       LanguageDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
+       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
+       "50                                 HTML/CSS;JavaScript;Python   \n",
+       "65                                                     Kotlin   \n",
+       "\n",
+       "                                           DatabaseWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
+       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
+       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
+       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
+       "65                               Firebase;MySQL;Oracle;SQLite   \n",
+       "\n",
+       "                                       DatabaseDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
+       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
+       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
+       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
+       "65                                            Firebase;SQLite   \n",
+       "\n",
+       "                                           PlatformWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
+       "10                                              Linux;Windows   \n",
+       "15                                              Linux;Windows   \n",
+       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                       PlatformDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
+       "10                         Android;Linux;Raspberry Pi;Windows   \n",
+       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
+       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                           WebFrameWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                               Express;Flask;React.js;Spring   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15                                                        NaN   \n",
+       "50                                Django;Express;Flask;jQuery   \n",
+       "65                                                    ASP.NET   \n",
+       "\n",
+       "                                       WebFrameDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8                        Django;Express;Flask;React.js;Vue.js   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
+       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                           MiscTechWorkedWith  \\\n",
+       "Respondent                                      \n",
+       "8                       Hadoop;Node.js;Pandas   \n",
+       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
+       "15                                        NaN   \n",
+       "50                                    Node.js   \n",
+       "65                                        NaN   \n",
+       "\n",
+       "                                       MiscTechDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
+       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
+       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
+       "50                                                    Node.js   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                                                   DevEnviron        OpSys  \\\n",
+       "Respondent                                                                   \n",
+       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
+       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
+       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
+       "50                               Notepad++;Visual Studio Code        MacOS   \n",
+       "65                                    Android Studio;IntelliJ  Linux-based   \n",
+       "\n",
+       "                                                   Containers BlockchainOrg  \\\n",
+       "Respondent                                                                    \n",
+       "8           Development;Testing;Production;Outside of work...           NaN   \n",
+       "10                                                        NaN    Not at all   \n",
+       "15                                                Development           NaN   \n",
+       "50                                                    Testing    Not at all   \n",
+       "65                                                        NaN           NaN   \n",
+       "\n",
+       "                                                 BlockchainIs BetterLife  \\\n",
+       "Respondent                                                                 \n",
+       "8           Useful across many domains and could change ma...        Yes   \n",
+       "10          Useful for immutable record keeping outside of...         No   \n",
+       "15                                                        NaN        Yes   \n",
+       "50          Useful for immutable record keeping outside of...        Yes   \n",
+       "65                                                        NaN        Yes   \n",
+       "\n",
+       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
+       "Respondent                                                          \n",
+       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
+       "10               Yes    Yes     YouTube                   Neither   \n",
+       "15               Yes  What?     YouTube  In real life (in person)   \n",
+       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
+       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
+       "\n",
+       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
+       "Respondent                                                   \n",
+       "8                Handle       2012    A few times per week   \n",
+       "10          Screen Name        NaN  Multiple times per day   \n",
+       "15                  NaN       2018   Daily or almost daily   \n",
+       "50             Username       2012   Daily or almost daily   \n",
+       "65                  NaN       2017  Multiple times per day   \n",
+       "\n",
+       "                                                    SOVisitTo  \\\n",
+       "Respondent                                                      \n",
+       "8           Find answers to specific questions;Learn how t...   \n",
+       "10          Find answers to specific questions;Get a sense...   \n",
+       "15          Find answers to specific questions;Learn how t...   \n",
+       "50          Find answers to specific questions;Learn how t...   \n",
+       "65                         Find answers to specific questions   \n",
+       "\n",
+       "                           SOFindAnswer                         SOTimeSaved  \\\n",
+       "Respondent                                                                    \n",
+       "8               Less than once per week  Stack Overflow was slightly faster   \n",
+       "10                   3-5 times per week            They were about the same   \n",
+       "15          More than 10 times per week            They were about the same   \n",
+       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
+       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
+       "\n",
+       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "Respondent                                                                 \n",
+       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "10                    NaN       Yes      A few times per month or weekly   \n",
+       "15                    NaN       Yes  Less than once per month or monthly   \n",
+       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "65          11-30 minutes       Yes                 A few times per week   \n",
+       "\n",
+       "                                                       SOJobs  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         Yes   \n",
+       "10                                                        Yes   \n",
+       "15                                                        Yes   \n",
+       "50          No, I knew that Stack Overflow had a job board...   \n",
+       "65          No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                                     EntTeams  \\\n",
+       "Respondent                                                      \n",
+       "8                         No, and I don't know what those are   \n",
+       "10                        No, and I don't know what those are   \n",
+       "15          No, I've heard of them, but I am not part of a...   \n",
+       "50                        No, and I don't know what those are   \n",
+       "65                        No, and I don't know what those are   \n",
+       "\n",
+       "                     SOComm                             WelcomeChange  \\\n",
+       "Respondent                                                              \n",
+       "8           Yes, definitely     A lot more welcome now than last year   \n",
+       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
+       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
+       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
+       "65                 Not sure     A lot more welcome now than last year   \n",
+       "\n",
+       "                                                 SONewContent   Age Gender  \\\n",
+       "Respondent                                                                   \n",
+       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
+       "10          Tech articles written by other developers;Tech...   NaN    NaN   \n",
+       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
+       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
+       "65                                                        NaN  21.0    Man   \n",
+       "\n",
+       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
+       "Respondent                                                          \n",
+       "8             No  Straight / Heterosexual          NaN        NaN   \n",
+       "10           NaN                      NaN          NaN        Yes   \n",
+       "15            No                      NaN          NaN        Yes   \n",
+       "50            No                      NaN  South Asian         No   \n",
+       "65            No                      NaN          NaN        Yes   \n",
+       "\n",
+       "                     SurveyLength                  SurveyEase  \n",
+       "Respondent                                                     \n",
+       "8           Appropriate in length  Neither easy nor difficult  \n",
+       "10                       Too long                   Difficult  \n",
+       "15                       Too long  Neither easy nor difficult  \n",
+       "50                       Too long                        Easy  \n",
+       "65          Appropriate in length  Neither easy nor difficult  "
+      ]
+     },
+     "execution_count": 5,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "filt = (df['Country'] == 'India')\n",
+    "india_df = df.loc[filt]\n",
+    "india_df.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "india_df.to_csv('data/modified.csv')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "india_df.to_csv('data/modified.tsv', sep='\\t')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "india_df.to_excel('data/modified.xlsx')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "test = pd.read_excel('data/modified.xlsx', index_col='Respondent')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Respondent</th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>I code primarily as a hobby</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
+       "      <td>8</td>\n",
+       "      <td>16</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
+       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
+       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
+       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
+       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
+       "      <td>Express;Flask;React.js;Spring</td>\n",
+       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
+       "      <td>Hadoop;Node.js;Pandas</td>\n",
+       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
+       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development;Testing;Production;Outside of work...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Handle</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>Less than once per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>24.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>10</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
+       "      <td>12</td>\n",
+       "      <td>20</td>\n",
+       "      <td>10</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>3-4 years ago</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>950000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>13293.0</td>\n",
+       "      <td>70.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Far above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>4.0</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
+       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
+       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
+       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>Neither</td>\n",
+       "      <td>Screen Name</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions;Get a sense...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Somewhat less welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>15</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Student</td>\n",
+       "      <td>3</td>\n",
+       "      <td>13</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
+       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
+       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
+       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>2018</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>20.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>50</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
+       "      <td>Received on-the-job training in software devel...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Developer, back-end;DevOps specialist</td>\n",
+       "      <td>7</td>\n",
+       "      <td>15</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Specific department or team I'd be working on;...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>400000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>5597.0</td>\n",
+       "      <td>7.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Meetings;Time spent commuting</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Other place, such as a coworking space or cafe</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>HTML/CSS;JavaScript;Python</td>\n",
+       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
+       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
+       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
+       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
+       "      <td>Django;Express;Flask;jQuery</td>\n",
+       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Notepad++;Visual Studio Code</td>\n",
+       "      <td>MacOS</td>\n",
+       "      <td>Testing</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>23.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>South Asian</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>65</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Information systems, information technology, o...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>20 to 99 employees</td>\n",
+       "      <td>Developer, front-end;Developer, mobile</td>\n",
+       "      <td>2</td>\n",
+       "      <td>17</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>48.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>About half the time</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
+       "      <td>Kotlin</td>\n",
+       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
+       "      <td>Firebase;SQLite</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>ASP.NET</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Android Studio;IntelliJ</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>WhatsApp</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>21.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                        MainBranch Hobbyist  \\\n",
+       "Respondent                                                    \n",
+       "8                      I code primarily as a hobby      Yes   \n",
+       "10                  I am a developer by profession      Yes   \n",
+       "15          I am a student who is learning to code      Yes   \n",
+       "50                  I am a developer by profession      Yes   \n",
+       "65                  I am a developer by profession      Yes   \n",
+       "\n",
+       "                           OpenSourcer  \\\n",
+       "Respondent                               \n",
+       "8              Less than once per year   \n",
+       "10          Once a month or more often   \n",
+       "15                               Never   \n",
+       "50          Once a month or more often   \n",
+       "65                               Never   \n",
+       "\n",
+       "                                                   OpenSource  \\\n",
+       "Respondent                                                      \n",
+       "8           OSS is, on average, of HIGHER quality than pro...   \n",
+       "10          OSS is, on average, of HIGHER quality than pro...   \n",
+       "15          OSS is, on average, of HIGHER quality than pro...   \n",
+       "50          OSS is, on average, of LOWER quality than prop...   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                                    Employment Country         Student  \\\n",
+       "Respondent                                                               \n",
+       "8           Not employed, but looking for work   India             NaN   \n",
+       "10                          Employed full-time   India              No   \n",
+       "15          Not employed, but looking for work   India  Yes, full-time   \n",
+       "50                          Employed full-time   India              No   \n",
+       "65                          Employed full-time   India              No   \n",
+       "\n",
+       "                                                      EdLevel  \\\n",
+       "Respondent                                                      \n",
+       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
+       "15          Secondary school (e.g. American high school, G...   \n",
+       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                               UndergradMajor  \\\n",
+       "Respondent                                                      \n",
+       "8           Computer science, computer engineering, or sof...   \n",
+       "10                                                        NaN   \n",
+       "15                                                        NaN   \n",
+       "50          Another engineering discipline (ex. civil, ele...   \n",
+       "65          Information systems, information technology, o...   \n",
+       "\n",
+       "                                                     EduOther  \\\n",
+       "Respondent                                                      \n",
+       "8           Taught yourself a new language, framework, or ...   \n",
+       "10                                                        NaN   \n",
+       "15          Taken an online course in programming or softw...   \n",
+       "50          Received on-the-job training in software devel...   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                             OrgSize  \\\n",
+       "Respondent                             \n",
+       "8                                NaN   \n",
+       "10          10,000 or more employees   \n",
+       "15                               NaN   \n",
+       "50          10,000 or more employees   \n",
+       "65                20 to 99 employees   \n",
+       "\n",
+       "                                                      DevType YearsCode  \\\n",
+       "Respondent                                                                \n",
+       "8              Developer, back-end;Engineer, site reliability         8   \n",
+       "10          Data or business analyst;Data scientist or mac...        12   \n",
+       "15                                                    Student         3   \n",
+       "50                      Developer, back-end;DevOps specialist         7   \n",
+       "65                     Developer, front-end;Developer, mobile         2   \n",
+       "\n",
+       "           Age1stCode YearsCodePro              CareerSat  \\\n",
+       "Respondent                                                  \n",
+       "8                  16          NaN                    NaN   \n",
+       "10                 20           10  Slightly dissatisfied   \n",
+       "15                 13          NaN                    NaN   \n",
+       "50                 15            2     Slightly satisfied   \n",
+       "65                 17            2         Very satisfied   \n",
+       "\n",
+       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "Respondent                                                                  \n",
+       "8                             NaN                 NaN       NaN       NaN   \n",
+       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
+       "15                            NaN                 NaN       NaN       NaN   \n",
+       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
+       "65                 Very satisfied      Very confident        No  Not sure   \n",
+       "\n",
+       "                                                      JobSeek  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          I’m not actively looking, but I am open to new...   \n",
+       "15          I’m not actively looking, but I am open to new...   \n",
+       "50          I’m not actively looking, but I am open to new...   \n",
+       "65          I’m not actively looking, but I am open to new...   \n",
+       "\n",
+       "                    LastHireDate  \\\n",
+       "Respondent                         \n",
+       "8                            NaN   \n",
+       "10                 3-4 years ago   \n",
+       "15          I've never had a job   \n",
+       "50                 1-2 years ago   \n",
+       "65          Less than a year ago   \n",
+       "\n",
+       "                                                      LastInt FizzBuzz  \\\n",
+       "Respondent                                                               \n",
+       "8                                                         NaN      NaN   \n",
+       "10                                                        NaN       No   \n",
+       "15                                                        NaN      NaN   \n",
+       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
+       "\n",
+       "                                                   JobFactors  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          Languages, frameworks, and other technologies ...   \n",
+       "15          Industry that I'd be working in;Languages, fra...   \n",
+       "50          Specific department or team I'd be working on;...   \n",
+       "65          Languages, frameworks, and other technologies ...   \n",
+       "\n",
+       "                                                 ResumeUpdate CurrencySymbol  \\\n",
+       "Respondent                                                                     \n",
+       "8                                                         NaN            NaN   \n",
+       "10                                                        NaN            INR   \n",
+       "15          Something else changed (education, award, medi...            NaN   \n",
+       "50                           I was preparing for a job search            INR   \n",
+       "65           My job status changed (promotion, new job, etc.)            INR   \n",
+       "\n",
+       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
+       "Respondent                                                                 \n",
+       "8                    NaN        NaN      NaN            NaN          NaN   \n",
+       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
+       "15                   NaN        NaN      NaN            NaN          NaN   \n",
+       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
+       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
+       "\n",
+       "                                                     WorkPlan  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10          There's no schedule or spec; I work on what se...   \n",
+       "15                                                        NaN   \n",
+       "50          There is a schedule and/or spec (made by me or...   \n",
+       "65          There's no schedule or spec; I work on what se...   \n",
+       "\n",
+       "                            WorkChallenge                        WorkRemote  \\\n",
+       "Respondent                                                                    \n",
+       "8                                     NaN                               NaN   \n",
+       "10                                    NaN             A few days each month   \n",
+       "15                                    NaN                               NaN   \n",
+       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
+       "65                                    NaN               About half the time   \n",
+       "\n",
+       "                                                   WorkLoc             ImpSyn  \\\n",
+       "Respondent                                                                      \n",
+       "8                                                      NaN                NaN   \n",
+       "10                                                    Home  Far above average   \n",
+       "15                                                     NaN                NaN   \n",
+       "50          Other place, such as a coworking space or cafe            Average   \n",
+       "65                                                  Office            Average   \n",
+       "\n",
+       "                                            CodeRev  CodeRevHrs  \\\n",
+       "Respondent                                                        \n",
+       "8                                               NaN         NaN   \n",
+       "10          Yes, because I see value in code review         4.0   \n",
+       "15                                              NaN         NaN   \n",
+       "50                                               No         NaN   \n",
+       "65          Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                                    UnitTests  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10                              Yes, it's part of our process   \n",
+       "15                                                        NaN   \n",
+       "50          Yes, it's not part of our process but the deve...   \n",
+       "65          Yes, it's not part of our process but the deve...   \n",
+       "\n",
+       "                                                  PurchaseHow  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         NaN   \n",
+       "10                                                        NaN   \n",
+       "15                                                        NaN   \n",
+       "50          The CTO, CIO, or other management purchase new...   \n",
+       "65                                                   Not sure   \n",
+       "\n",
+       "                             PurchaseWhat  \\\n",
+       "Respondent                                  \n",
+       "8                                     NaN   \n",
+       "10                                    NaN   \n",
+       "15                                    NaN   \n",
+       "50          I have little or no influence   \n",
+       "65                                    NaN   \n",
+       "\n",
+       "                                           LanguageWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
+       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
+       "\n",
+       "                                       LanguageDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
+       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
+       "50                                 HTML/CSS;JavaScript;Python   \n",
+       "65                                                     Kotlin   \n",
+       "\n",
+       "                                           DatabaseWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
+       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
+       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
+       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
+       "65                               Firebase;MySQL;Oracle;SQLite   \n",
+       "\n",
+       "                                       DatabaseDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
+       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
+       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
+       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
+       "65                                            Firebase;SQLite   \n",
+       "\n",
+       "                                           PlatformWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
+       "10                                              Linux;Windows   \n",
+       "15                                              Linux;Windows   \n",
+       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                       PlatformDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
+       "10                         Android;Linux;Raspberry Pi;Windows   \n",
+       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
+       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                           WebFrameWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                               Express;Flask;React.js;Spring   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15                                                        NaN   \n",
+       "50                                Django;Express;Flask;jQuery   \n",
+       "65                                                    ASP.NET   \n",
+       "\n",
+       "                                       WebFrameDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8                        Django;Express;Flask;React.js;Vue.js   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
+       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                           MiscTechWorkedWith  \\\n",
+       "Respondent                                      \n",
+       "8                       Hadoop;Node.js;Pandas   \n",
+       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
+       "15                                        NaN   \n",
+       "50                                    Node.js   \n",
+       "65                                        NaN   \n",
+       "\n",
+       "                                       MiscTechDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
+       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
+       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
+       "50                                                    Node.js   \n",
+       "65                                                        NaN   \n",
+       "\n",
+       "                                                   DevEnviron        OpSys  \\\n",
+       "Respondent                                                                   \n",
+       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
+       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
+       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
+       "50                               Notepad++;Visual Studio Code        MacOS   \n",
+       "65                                    Android Studio;IntelliJ  Linux-based   \n",
+       "\n",
+       "                                                   Containers BlockchainOrg  \\\n",
+       "Respondent                                                                    \n",
+       "8           Development;Testing;Production;Outside of work...           NaN   \n",
+       "10                                                        NaN    Not at all   \n",
+       "15                                                Development           NaN   \n",
+       "50                                                    Testing    Not at all   \n",
+       "65                                                        NaN           NaN   \n",
+       "\n",
+       "                                                 BlockchainIs BetterLife  \\\n",
+       "Respondent                                                                 \n",
+       "8           Useful across many domains and could change ma...        Yes   \n",
+       "10          Useful for immutable record keeping outside of...         No   \n",
+       "15                                                        NaN        Yes   \n",
+       "50          Useful for immutable record keeping outside of...        Yes   \n",
+       "65                                                        NaN        Yes   \n",
+       "\n",
+       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
+       "Respondent                                                          \n",
+       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
+       "10               Yes    Yes     YouTube                   Neither   \n",
+       "15               Yes  What?     YouTube  In real life (in person)   \n",
+       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
+       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
+       "\n",
+       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
+       "Respondent                                                   \n",
+       "8                Handle       2012    A few times per week   \n",
+       "10          Screen Name        NaN  Multiple times per day   \n",
+       "15                  NaN       2018   Daily or almost daily   \n",
+       "50             Username       2012   Daily or almost daily   \n",
+       "65                  NaN       2017  Multiple times per day   \n",
+       "\n",
+       "                                                    SOVisitTo  \\\n",
+       "Respondent                                                      \n",
+       "8           Find answers to specific questions;Learn how t...   \n",
+       "10          Find answers to specific questions;Get a sense...   \n",
+       "15          Find answers to specific questions;Learn how t...   \n",
+       "50          Find answers to specific questions;Learn how t...   \n",
+       "65                         Find answers to specific questions   \n",
+       "\n",
+       "                           SOFindAnswer                         SOTimeSaved  \\\n",
+       "Respondent                                                                    \n",
+       "8               Less than once per week  Stack Overflow was slightly faster   \n",
+       "10                   3-5 times per week            They were about the same   \n",
+       "15          More than 10 times per week            They were about the same   \n",
+       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
+       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
+       "\n",
+       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "Respondent                                                                 \n",
+       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "10                    NaN       Yes      A few times per month or weekly   \n",
+       "15                    NaN       Yes  Less than once per month or monthly   \n",
+       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "65          11-30 minutes       Yes                 A few times per week   \n",
+       "\n",
+       "                                                       SOJobs  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         Yes   \n",
+       "10                                                        Yes   \n",
+       "15                                                        Yes   \n",
+       "50          No, I knew that Stack Overflow had a job board...   \n",
+       "65          No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                                     EntTeams  \\\n",
+       "Respondent                                                      \n",
+       "8                         No, and I don't know what those are   \n",
+       "10                        No, and I don't know what those are   \n",
+       "15          No, I've heard of them, but I am not part of a...   \n",
+       "50                        No, and I don't know what those are   \n",
+       "65                        No, and I don't know what those are   \n",
+       "\n",
+       "                     SOComm                             WelcomeChange  \\\n",
+       "Respondent                                                              \n",
+       "8           Yes, definitely     A lot more welcome now than last year   \n",
+       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
+       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
+       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
+       "65                 Not sure     A lot more welcome now than last year   \n",
+       "\n",
+       "                                                 SONewContent   Age Gender  \\\n",
+       "Respondent                                                                   \n",
+       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
+       "10          Tech articles written by other developers;Tech...   NaN    NaN   \n",
+       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
+       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
+       "65                                                        NaN  21.0    Man   \n",
+       "\n",
+       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
+       "Respondent                                                          \n",
+       "8             No  Straight / Heterosexual          NaN        NaN   \n",
+       "10           NaN                      NaN          NaN        Yes   \n",
+       "15            No                      NaN          NaN        Yes   \n",
+       "50            No                      NaN  South Asian         No   \n",
+       "65            No                      NaN          NaN        Yes   \n",
+       "\n",
+       "                     SurveyLength                  SurveyEase  \n",
+       "Respondent                                                     \n",
+       "8           Appropriate in length  Neither easy nor difficult  \n",
+       "10                       Too long                   Difficult  \n",
+       "15                       Too long  Neither easy nor difficult  \n",
+       "50                       Too long                        Easy  \n",
+       "65          Appropriate in length  Neither easy nor difficult  "
+      ]
+     },
+     "execution_count": 11,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "test.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 13,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "india_df.to_json('data/modified.json', orient='records', lines=True)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "test = pd.read_json('data/modified.json', orient='records', lines=True)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>I code primarily as a hobby</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
+       "      <td>8</td>\n",
+       "      <td>16</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
+       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
+       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
+       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
+       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
+       "      <td>Express;Flask;React.js;Spring</td>\n",
+       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
+       "      <td>Hadoop;Node.js;Pandas</td>\n",
+       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
+       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development;Testing;Production;Outside of work...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Handle</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>Less than once per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>24.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
+       "      <td>12</td>\n",
+       "      <td>20</td>\n",
+       "      <td>10</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>3-4 years ago</td>\n",
+       "      <td>None</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>950000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>13293.0</td>\n",
+       "      <td>70.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Far above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>4.0</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
+       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
+       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
+       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>Neither</td>\n",
+       "      <td>Screen Name</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions;Get a sense...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Somewhat less welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Student</td>\n",
+       "      <td>3</td>\n",
+       "      <td>13</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
+       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
+       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
+       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2018</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>20.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
+       "      <td>Received on-the-job training in software devel...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Developer, back-end;DevOps specialist</td>\n",
+       "      <td>7</td>\n",
+       "      <td>15</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Specific department or team I'd be working on;...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>400000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>5597.0</td>\n",
+       "      <td>7.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Meetings;Time spent commuting</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Other place, such as a coworking space or cafe</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>HTML/CSS;JavaScript;Python</td>\n",
+       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
+       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
+       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
+       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
+       "      <td>Django;Express;Flask;jQuery</td>\n",
+       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Notepad++;Visual Studio Code</td>\n",
+       "      <td>MacOS</td>\n",
+       "      <td>Testing</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>23.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>South Asian</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Information systems, information technology, o...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>20 to 99 employees</td>\n",
+       "      <td>Developer, front-end;Developer, mobile</td>\n",
+       "      <td>2</td>\n",
+       "      <td>17</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>48.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>About half the time</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
+       "      <td>Kotlin</td>\n",
+       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
+       "      <td>Firebase;SQLite</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>ASP.NET</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Android Studio;IntelliJ</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>WhatsApp</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>None</td>\n",
+       "      <td>21.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                               MainBranch Hobbyist  \\\n",
+       "0             I code primarily as a hobby      Yes   \n",
+       "1          I am a developer by profession      Yes   \n",
+       "2  I am a student who is learning to code      Yes   \n",
+       "3          I am a developer by profession      Yes   \n",
+       "4          I am a developer by profession      Yes   \n",
+       "\n",
+       "                  OpenSourcer  \\\n",
+       "0     Less than once per year   \n",
+       "1  Once a month or more often   \n",
+       "2                       Never   \n",
+       "3  Once a month or more often   \n",
+       "4                       Never   \n",
+       "\n",
+       "                                          OpenSource  \\\n",
+       "0  OSS is, on average, of HIGHER quality than pro...   \n",
+       "1  OSS is, on average, of HIGHER quality than pro...   \n",
+       "2  OSS is, on average, of HIGHER quality than pro...   \n",
+       "3  OSS is, on average, of LOWER quality than prop...   \n",
+       "4                                               None   \n",
+       "\n",
+       "                           Employment Country         Student  \\\n",
+       "0  Not employed, but looking for work   India            None   \n",
+       "1                  Employed full-time   India              No   \n",
+       "2  Not employed, but looking for work   India  Yes, full-time   \n",
+       "3                  Employed full-time   India              No   \n",
+       "4                  Employed full-time   India              No   \n",
+       "\n",
+       "                                             EdLevel  \\\n",
+       "0           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "1        Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
+       "2  Secondary school (e.g. American high school, G...   \n",
+       "3           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "4           Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                      UndergradMajor  \\\n",
+       "0  Computer science, computer engineering, or sof...   \n",
+       "1                                               None   \n",
+       "2                                               None   \n",
+       "3  Another engineering discipline (ex. civil, ele...   \n",
+       "4  Information systems, information technology, o...   \n",
+       "\n",
+       "                                            EduOther  \\\n",
+       "0  Taught yourself a new language, framework, or ...   \n",
+       "1                                               None   \n",
+       "2  Taken an online course in programming or softw...   \n",
+       "3  Received on-the-job training in software devel...   \n",
+       "4                                               None   \n",
+       "\n",
+       "                    OrgSize  \\\n",
+       "0                      None   \n",
+       "1  10,000 or more employees   \n",
+       "2                      None   \n",
+       "3  10,000 or more employees   \n",
+       "4        20 to 99 employees   \n",
+       "\n",
+       "                                             DevType YearsCode Age1stCode  \\\n",
+       "0     Developer, back-end;Engineer, site reliability         8         16   \n",
+       "1  Data or business analyst;Data scientist or mac...        12         20   \n",
+       "2                                            Student         3         13   \n",
+       "3              Developer, back-end;DevOps specialist         7         15   \n",
+       "4             Developer, front-end;Developer, mobile         2         17   \n",
+       "\n",
+       "  YearsCodePro              CareerSat                 JobSat  \\\n",
+       "0         None                   None                   None   \n",
+       "1           10  Slightly dissatisfied  Slightly dissatisfied   \n",
+       "2         None                   None                   None   \n",
+       "3            2     Slightly satisfied         Very satisfied   \n",
+       "4            2         Very satisfied         Very satisfied   \n",
+       "\n",
+       "             MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "0                None      None      None   \n",
+       "1  Somewhat confident       Yes       Yes   \n",
+       "2                None      None      None   \n",
+       "3      Very confident  Not sure       Yes   \n",
+       "4      Very confident        No  Not sure   \n",
+       "\n",
+       "                                             JobSeek          LastHireDate  \\\n",
+       "0                                               None                  None   \n",
+       "1  I’m not actively looking, but I am open to new...         3-4 years ago   \n",
+       "2  I’m not actively looking, but I am open to new...  I've never had a job   \n",
+       "3  I’m not actively looking, but I am open to new...         1-2 years ago   \n",
+       "4  I’m not actively looking, but I am open to new...  Less than a year ago   \n",
+       "\n",
+       "                                             LastInt FizzBuzz  \\\n",
+       "0                                               None     None   \n",
+       "1                                               None       No   \n",
+       "2                                               None     None   \n",
+       "3  Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "4  Write any code;Solve a brain-teaser style puzz...       No   \n",
+       "\n",
+       "                                          JobFactors  \\\n",
+       "0                                               None   \n",
+       "1  Languages, frameworks, and other technologies ...   \n",
+       "2  Industry that I'd be working in;Languages, fra...   \n",
+       "3  Specific department or team I'd be working on;...   \n",
+       "4  Languages, frameworks, and other technologies ...   \n",
+       "\n",
+       "                                        ResumeUpdate CurrencySymbol  \\\n",
+       "0                                               None           None   \n",
+       "1                                               None            INR   \n",
+       "2  Something else changed (education, award, medi...           None   \n",
+       "3                   I was preparing for a job search            INR   \n",
+       "4   My job status changed (promotion, new job, etc.)            INR   \n",
+       "\n",
+       "   CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
+       "0          None        NaN     None            NaN          NaN   \n",
+       "1  Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
+       "2          None        NaN     None            NaN          NaN   \n",
+       "3  Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
+       "4  Indian rupee        NaN  Monthly            NaN         48.0   \n",
+       "\n",
+       "                                            WorkPlan  \\\n",
+       "0                                               None   \n",
+       "1  There's no schedule or spec; I work on what se...   \n",
+       "2                                               None   \n",
+       "3  There is a schedule and/or spec (made by me or...   \n",
+       "4  There's no schedule or spec; I work on what se...   \n",
+       "\n",
+       "                   WorkChallenge                        WorkRemote  \\\n",
+       "0                           None                              None   \n",
+       "1                           None             A few days each month   \n",
+       "2                           None                              None   \n",
+       "3  Meetings;Time spent commuting  Less than once per month / Never   \n",
+       "4                           None               About half the time   \n",
+       "\n",
+       "                                          WorkLoc             ImpSyn  \\\n",
+       "0                                            None               None   \n",
+       "1                                            Home  Far above average   \n",
+       "2                                            None               None   \n",
+       "3  Other place, such as a coworking space or cafe            Average   \n",
+       "4                                          Office            Average   \n",
+       "\n",
+       "                                   CodeRev  CodeRevHrs  \\\n",
+       "0                                     None         NaN   \n",
+       "1  Yes, because I see value in code review         4.0   \n",
+       "2                                     None         NaN   \n",
+       "3                                       No         NaN   \n",
+       "4  Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                           UnitTests  \\\n",
+       "0                                               None   \n",
+       "1                      Yes, it's part of our process   \n",
+       "2                                               None   \n",
+       "3  Yes, it's not part of our process but the deve...   \n",
+       "4  Yes, it's not part of our process but the deve...   \n",
+       "\n",
+       "                                         PurchaseHow  \\\n",
+       "0                                               None   \n",
+       "1                                               None   \n",
+       "2                                               None   \n",
+       "3  The CTO, CIO, or other management purchase new...   \n",
+       "4                                           Not sure   \n",
+       "\n",
+       "                    PurchaseWhat  \\\n",
+       "0                           None   \n",
+       "1                           None   \n",
+       "2                           None   \n",
+       "3  I have little or no influence   \n",
+       "4                           None   \n",
+       "\n",
+       "                                  LanguageWorkedWith  \\\n",
+       "0  Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "1                      C#;Go;JavaScript;Python;R;SQL   \n",
+       "2  Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
+       "3  Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "4                    Assembly;C;C++;C#;HTML/CSS;Java   \n",
+       "\n",
+       "                              LanguageDesireNextYear  \\\n",
+       "0  Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
+       "1               C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
+       "2  Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
+       "3                         HTML/CSS;JavaScript;Python   \n",
+       "4                                             Kotlin   \n",
+       "\n",
+       "                                  DatabaseWorkedWith  \\\n",
+       "0  Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
+       "1  Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
+       "2                        MariaDB;MySQL;Oracle;SQLite   \n",
+       "3  Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
+       "4                       Firebase;MySQL;Oracle;SQLite   \n",
+       "\n",
+       "                              DatabaseDesireNextYear  \\\n",
+       "0  Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
+       "1         Elasticsearch;MongoDB;Microsoft SQL Server   \n",
+       "2  MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
+       "3                Firebase;PostgreSQL;Redis;Other(s):   \n",
+       "4                                    Firebase;SQLite   \n",
+       "\n",
+       "                                  PlatformWorkedWith  \\\n",
+       "0                AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
+       "1                                      Linux;Windows   \n",
+       "2                                      Linux;Windows   \n",
+       "3  Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
+       "4                                            Android   \n",
+       "\n",
+       "                              PlatformDesireNextYear  \\\n",
+       "0  Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
+       "1                 Android;Linux;Raspberry Pi;Windows   \n",
+       "2  Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
+       "3  AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
+       "4                                            Android   \n",
+       "\n",
+       "                                  WebFrameWorkedWith  \\\n",
+       "0                      Express;Flask;React.js;Spring   \n",
+       "1  Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "2                                               None   \n",
+       "3                        Django;Express;Flask;jQuery   \n",
+       "4                                            ASP.NET   \n",
+       "\n",
+       "                              WebFrameDesireNextYear  \\\n",
+       "0               Django;Express;Flask;React.js;Vue.js   \n",
+       "1  Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "2  Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
+       "3               Express;Flask;jQuery;React.js;Vue.js   \n",
+       "4                                               None   \n",
+       "\n",
+       "                  MiscTechWorkedWith  \\\n",
+       "0              Hadoop;Node.js;Pandas   \n",
+       "1  .NET;Node.js;Pandas;Torch/PyTorch   \n",
+       "2                               None   \n",
+       "3                            Node.js   \n",
+       "4                               None   \n",
+       "\n",
+       "                              MiscTechDesireNextYear  \\\n",
+       "0  Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
+       "1              .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
+       "2  .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
+       "3                                            Node.js   \n",
+       "4                                               None   \n",
+       "\n",
+       "                                          DevEnviron        OpSys  \\\n",
+       "0  Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
+       "1  Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
+       "2           Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
+       "3                       Notepad++;Visual Studio Code        MacOS   \n",
+       "4                            Android Studio;IntelliJ  Linux-based   \n",
+       "\n",
+       "                                          Containers BlockchainOrg  \\\n",
+       "0  Development;Testing;Production;Outside of work...          None   \n",
+       "1                                               None    Not at all   \n",
+       "2                                        Development          None   \n",
+       "3                                            Testing    Not at all   \n",
+       "4                                               None          None   \n",
+       "\n",
+       "                                        BlockchainIs BetterLife  ITperson  \\\n",
+       "0  Useful across many domains and could change ma...        Yes      SIGH   \n",
+       "1  Useful for immutable record keeping outside of...         No       Yes   \n",
+       "2                                               None        Yes       Yes   \n",
+       "3  Useful for immutable record keeping outside of...        Yes  Also Yes   \n",
+       "4                                               None        Yes       Yes   \n",
+       "\n",
+       "   OffOn SocialMedia              Extraversion   ScreenName SOVisit1st  \\\n",
+       "0    Yes     YouTube  In real life (in person)       Handle       2012   \n",
+       "1    Yes     YouTube                   Neither  Screen Name       None   \n",
+       "2  What?     YouTube  In real life (in person)         None       2018   \n",
+       "3  What?     YouTube  In real life (in person)     Username       2012   \n",
+       "4  What?    WhatsApp  In real life (in person)         None       2017   \n",
+       "\n",
+       "              SOVisitFreq                                          SOVisitTo  \\\n",
+       "0    A few times per week  Find answers to specific questions;Learn how t...   \n",
+       "1  Multiple times per day  Find answers to specific questions;Get a sense...   \n",
+       "2   Daily or almost daily  Find answers to specific questions;Learn how t...   \n",
+       "3   Daily or almost daily  Find answers to specific questions;Learn how t...   \n",
+       "4  Multiple times per day                 Find answers to specific questions   \n",
+       "\n",
+       "                  SOFindAnswer                         SOTimeSaved  \\\n",
+       "0      Less than once per week  Stack Overflow was slightly faster   \n",
+       "1           3-5 times per week            They were about the same   \n",
+       "2  More than 10 times per week            They were about the same   \n",
+       "3           3-5 times per week  Stack Overflow was slightly faster   \n",
+       "4  More than 10 times per week  Stack Overflow was slightly faster   \n",
+       "\n",
+       "   SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "0  11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "1           None       Yes      A few times per month or weekly   \n",
+       "2           None       Yes  Less than once per month or monthly   \n",
+       "3  11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "4  11-30 minutes       Yes                 A few times per week   \n",
+       "\n",
+       "                                              SOJobs  \\\n",
+       "0                                                Yes   \n",
+       "1                                                Yes   \n",
+       "2                                                Yes   \n",
+       "3  No, I knew that Stack Overflow had a job board...   \n",
+       "4  No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                            EntTeams           SOComm  \\\n",
+       "0                No, and I don't know what those are  Yes, definitely   \n",
+       "1                No, and I don't know what those are    Yes, somewhat   \n",
+       "2  No, I've heard of them, but I am not part of a...    Yes, somewhat   \n",
+       "3                No, and I don't know what those are  Yes, definitely   \n",
+       "4                No, and I don't know what those are         Not sure   \n",
+       "\n",
+       "                              WelcomeChange  \\\n",
+       "0     A lot more welcome now than last year   \n",
+       "1  Somewhat less welcome now than last year   \n",
+       "2   Just as welcome now as I felt last year   \n",
+       "3   Just as welcome now as I felt last year   \n",
+       "4     A lot more welcome now than last year   \n",
+       "\n",
+       "                                        SONewContent   Age Gender Trans  \\\n",
+       "0  Tech articles written by other developers;Indu...  24.0    Man    No   \n",
+       "1  Tech articles written by other developers;Tech...   NaN   None  None   \n",
+       "2  Tech articles written by other developers;Indu...  20.0    Man    No   \n",
+       "3  Tech articles written by other developers;Tech...  23.0    Man    No   \n",
+       "4                                               None  21.0    Man    No   \n",
+       "\n",
+       "                 Sexuality    Ethnicity Dependents           SurveyLength  \\\n",
+       "0  Straight / Heterosexual         None       None  Appropriate in length   \n",
+       "1                     None         None        Yes               Too long   \n",
+       "2                     None         None        Yes               Too long   \n",
+       "3                     None  South Asian         No               Too long   \n",
+       "4                     None         None        Yes  Appropriate in length   \n",
+       "\n",
+       "                   SurveyEase  \n",
+       "0  Neither easy nor difficult  \n",
+       "1                   Difficult  \n",
+       "2  Neither easy nor difficult  \n",
+       "3                        Easy  \n",
+       "4  Neither easy nor difficult  "
+      ]
+     },
+     "execution_count": 15,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "test.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from sqlalchemy import create_engine\n",
+    "import psycopg2"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "engine = create_engine('postgresql://dbuser:dbpass@localhost:5432/sample_db')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 19,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "india_df.to_sql('sample_table', engine, if_exists='replace')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 20,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "sql_df = pd.read_sql('sample_table', engine, index_col='Respondent')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 21,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Respondent</th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>I code primarily as a hobby</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
+       "      <td>8</td>\n",
+       "      <td>16</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
+       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
+       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
+       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
+       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
+       "      <td>Express;Flask;React.js;Spring</td>\n",
+       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
+       "      <td>Hadoop;Node.js;Pandas</td>\n",
+       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
+       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development;Testing;Production;Outside of work...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Handle</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>Less than once per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>24.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>10</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
+       "      <td>12</td>\n",
+       "      <td>20</td>\n",
+       "      <td>10</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>3-4 years ago</td>\n",
+       "      <td>None</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>950000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>13293.0</td>\n",
+       "      <td>70.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Far above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>4.0</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
+       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
+       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
+       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>Neither</td>\n",
+       "      <td>Screen Name</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions;Get a sense...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Somewhat less welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>15</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Student</td>\n",
+       "      <td>3</td>\n",
+       "      <td>13</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
+       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
+       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
+       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2018</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>20.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>50</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
+       "      <td>Received on-the-job training in software devel...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Developer, back-end;DevOps specialist</td>\n",
+       "      <td>7</td>\n",
+       "      <td>15</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Specific department or team I'd be working on;...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>400000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>5597.0</td>\n",
+       "      <td>7.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Meetings;Time spent commuting</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Other place, such as a coworking space or cafe</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>HTML/CSS;JavaScript;Python</td>\n",
+       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
+       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
+       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
+       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
+       "      <td>Django;Express;Flask;jQuery</td>\n",
+       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Notepad++;Visual Studio Code</td>\n",
+       "      <td>MacOS</td>\n",
+       "      <td>Testing</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>23.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>South Asian</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>65</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Information systems, information technology, o...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>20 to 99 employees</td>\n",
+       "      <td>Developer, front-end;Developer, mobile</td>\n",
+       "      <td>2</td>\n",
+       "      <td>17</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>48.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>About half the time</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
+       "      <td>Kotlin</td>\n",
+       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
+       "      <td>Firebase;SQLite</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>ASP.NET</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Android Studio;IntelliJ</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>WhatsApp</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>None</td>\n",
+       "      <td>21.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                        MainBranch Hobbyist  \\\n",
+       "Respondent                                                    \n",
+       "8                      I code primarily as a hobby      Yes   \n",
+       "10                  I am a developer by profession      Yes   \n",
+       "15          I am a student who is learning to code      Yes   \n",
+       "50                  I am a developer by profession      Yes   \n",
+       "65                  I am a developer by profession      Yes   \n",
+       "\n",
+       "                           OpenSourcer  \\\n",
+       "Respondent                               \n",
+       "8              Less than once per year   \n",
+       "10          Once a month or more often   \n",
+       "15                               Never   \n",
+       "50          Once a month or more often   \n",
+       "65                               Never   \n",
+       "\n",
+       "                                                   OpenSource  \\\n",
+       "Respondent                                                      \n",
+       "8           OSS is, on average, of HIGHER quality than pro...   \n",
+       "10          OSS is, on average, of HIGHER quality than pro...   \n",
+       "15          OSS is, on average, of HIGHER quality than pro...   \n",
+       "50          OSS is, on average, of LOWER quality than prop...   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                                    Employment Country         Student  \\\n",
+       "Respondent                                                               \n",
+       "8           Not employed, but looking for work   India            None   \n",
+       "10                          Employed full-time   India              No   \n",
+       "15          Not employed, but looking for work   India  Yes, full-time   \n",
+       "50                          Employed full-time   India              No   \n",
+       "65                          Employed full-time   India              No   \n",
+       "\n",
+       "                                                      EdLevel  \\\n",
+       "Respondent                                                      \n",
+       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
+       "15          Secondary school (e.g. American high school, G...   \n",
+       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                               UndergradMajor  \\\n",
+       "Respondent                                                      \n",
+       "8           Computer science, computer engineering, or sof...   \n",
+       "10                                                       None   \n",
+       "15                                                       None   \n",
+       "50          Another engineering discipline (ex. civil, ele...   \n",
+       "65          Information systems, information technology, o...   \n",
+       "\n",
+       "                                                     EduOther  \\\n",
+       "Respondent                                                      \n",
+       "8           Taught yourself a new language, framework, or ...   \n",
+       "10                                                       None   \n",
+       "15          Taken an online course in programming or softw...   \n",
+       "50          Received on-the-job training in software devel...   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                             OrgSize  \\\n",
+       "Respondent                             \n",
+       "8                               None   \n",
+       "10          10,000 or more employees   \n",
+       "15                              None   \n",
+       "50          10,000 or more employees   \n",
+       "65                20 to 99 employees   \n",
+       "\n",
+       "                                                      DevType YearsCode  \\\n",
+       "Respondent                                                                \n",
+       "8              Developer, back-end;Engineer, site reliability         8   \n",
+       "10          Data or business analyst;Data scientist or mac...        12   \n",
+       "15                                                    Student         3   \n",
+       "50                      Developer, back-end;DevOps specialist         7   \n",
+       "65                     Developer, front-end;Developer, mobile         2   \n",
+       "\n",
+       "           Age1stCode YearsCodePro              CareerSat  \\\n",
+       "Respondent                                                  \n",
+       "8                  16         None                   None   \n",
+       "10                 20           10  Slightly dissatisfied   \n",
+       "15                 13         None                   None   \n",
+       "50                 15            2     Slightly satisfied   \n",
+       "65                 17            2         Very satisfied   \n",
+       "\n",
+       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "Respondent                                                                  \n",
+       "8                            None                None      None      None   \n",
+       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
+       "15                           None                None      None      None   \n",
+       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
+       "65                 Very satisfied      Very confident        No  Not sure   \n",
+       "\n",
+       "                                                      JobSeek  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          I’m not actively looking, but I am open to new...   \n",
+       "15          I’m not actively looking, but I am open to new...   \n",
+       "50          I’m not actively looking, but I am open to new...   \n",
+       "65          I’m not actively looking, but I am open to new...   \n",
+       "\n",
+       "                    LastHireDate  \\\n",
+       "Respondent                         \n",
+       "8                           None   \n",
+       "10                 3-4 years ago   \n",
+       "15          I've never had a job   \n",
+       "50                 1-2 years ago   \n",
+       "65          Less than a year ago   \n",
+       "\n",
+       "                                                      LastInt FizzBuzz  \\\n",
+       "Respondent                                                               \n",
+       "8                                                        None     None   \n",
+       "10                                                       None       No   \n",
+       "15                                                       None     None   \n",
+       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
+       "\n",
+       "                                                   JobFactors  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          Languages, frameworks, and other technologies ...   \n",
+       "15          Industry that I'd be working in;Languages, fra...   \n",
+       "50          Specific department or team I'd be working on;...   \n",
+       "65          Languages, frameworks, and other technologies ...   \n",
+       "\n",
+       "                                                 ResumeUpdate CurrencySymbol  \\\n",
+       "Respondent                                                                     \n",
+       "8                                                        None           None   \n",
+       "10                                                       None            INR   \n",
+       "15          Something else changed (education, award, medi...           None   \n",
+       "50                           I was preparing for a job search            INR   \n",
+       "65           My job status changed (promotion, new job, etc.)            INR   \n",
+       "\n",
+       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
+       "Respondent                                                                 \n",
+       "8                   None        NaN     None            NaN          NaN   \n",
+       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
+       "15                  None        NaN     None            NaN          NaN   \n",
+       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
+       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
+       "\n",
+       "                                                     WorkPlan  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          There's no schedule or spec; I work on what se...   \n",
+       "15                                                       None   \n",
+       "50          There is a schedule and/or spec (made by me or...   \n",
+       "65          There's no schedule or spec; I work on what se...   \n",
+       "\n",
+       "                            WorkChallenge                        WorkRemote  \\\n",
+       "Respondent                                                                    \n",
+       "8                                    None                              None   \n",
+       "10                                   None             A few days each month   \n",
+       "15                                   None                              None   \n",
+       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
+       "65                                   None               About half the time   \n",
+       "\n",
+       "                                                   WorkLoc             ImpSyn  \\\n",
+       "Respondent                                                                      \n",
+       "8                                                     None               None   \n",
+       "10                                                    Home  Far above average   \n",
+       "15                                                    None               None   \n",
+       "50          Other place, such as a coworking space or cafe            Average   \n",
+       "65                                                  Office            Average   \n",
+       "\n",
+       "                                            CodeRev  CodeRevHrs  \\\n",
+       "Respondent                                                        \n",
+       "8                                              None         NaN   \n",
+       "10          Yes, because I see value in code review         4.0   \n",
+       "15                                             None         NaN   \n",
+       "50                                               No         NaN   \n",
+       "65          Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                                    UnitTests  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10                              Yes, it's part of our process   \n",
+       "15                                                       None   \n",
+       "50          Yes, it's not part of our process but the deve...   \n",
+       "65          Yes, it's not part of our process but the deve...   \n",
+       "\n",
+       "                                                  PurchaseHow  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10                                                       None   \n",
+       "15                                                       None   \n",
+       "50          The CTO, CIO, or other management purchase new...   \n",
+       "65                                                   Not sure   \n",
+       "\n",
+       "                             PurchaseWhat  \\\n",
+       "Respondent                                  \n",
+       "8                                    None   \n",
+       "10                                   None   \n",
+       "15                                   None   \n",
+       "50          I have little or no influence   \n",
+       "65                                   None   \n",
+       "\n",
+       "                                           LanguageWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
+       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
+       "\n",
+       "                                       LanguageDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
+       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
+       "50                                 HTML/CSS;JavaScript;Python   \n",
+       "65                                                     Kotlin   \n",
+       "\n",
+       "                                           DatabaseWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
+       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
+       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
+       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
+       "65                               Firebase;MySQL;Oracle;SQLite   \n",
+       "\n",
+       "                                       DatabaseDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
+       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
+       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
+       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
+       "65                                            Firebase;SQLite   \n",
+       "\n",
+       "                                           PlatformWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
+       "10                                              Linux;Windows   \n",
+       "15                                              Linux;Windows   \n",
+       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                       PlatformDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
+       "10                         Android;Linux;Raspberry Pi;Windows   \n",
+       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
+       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                           WebFrameWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                               Express;Flask;React.js;Spring   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15                                                       None   \n",
+       "50                                Django;Express;Flask;jQuery   \n",
+       "65                                                    ASP.NET   \n",
+       "\n",
+       "                                       WebFrameDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8                        Django;Express;Flask;React.js;Vue.js   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
+       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                           MiscTechWorkedWith  \\\n",
+       "Respondent                                      \n",
+       "8                       Hadoop;Node.js;Pandas   \n",
+       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
+       "15                                       None   \n",
+       "50                                    Node.js   \n",
+       "65                                       None   \n",
+       "\n",
+       "                                       MiscTechDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
+       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
+       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
+       "50                                                    Node.js   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                                                   DevEnviron        OpSys  \\\n",
+       "Respondent                                                                   \n",
+       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
+       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
+       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
+       "50                               Notepad++;Visual Studio Code        MacOS   \n",
+       "65                                    Android Studio;IntelliJ  Linux-based   \n",
+       "\n",
+       "                                                   Containers BlockchainOrg  \\\n",
+       "Respondent                                                                    \n",
+       "8           Development;Testing;Production;Outside of work...          None   \n",
+       "10                                                       None    Not at all   \n",
+       "15                                                Development          None   \n",
+       "50                                                    Testing    Not at all   \n",
+       "65                                                       None          None   \n",
+       "\n",
+       "                                                 BlockchainIs BetterLife  \\\n",
+       "Respondent                                                                 \n",
+       "8           Useful across many domains and could change ma...        Yes   \n",
+       "10          Useful for immutable record keeping outside of...         No   \n",
+       "15                                                       None        Yes   \n",
+       "50          Useful for immutable record keeping outside of...        Yes   \n",
+       "65                                                       None        Yes   \n",
+       "\n",
+       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
+       "Respondent                                                          \n",
+       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
+       "10               Yes    Yes     YouTube                   Neither   \n",
+       "15               Yes  What?     YouTube  In real life (in person)   \n",
+       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
+       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
+       "\n",
+       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
+       "Respondent                                                   \n",
+       "8                Handle       2012    A few times per week   \n",
+       "10          Screen Name       None  Multiple times per day   \n",
+       "15                 None       2018   Daily or almost daily   \n",
+       "50             Username       2012   Daily or almost daily   \n",
+       "65                 None       2017  Multiple times per day   \n",
+       "\n",
+       "                                                    SOVisitTo  \\\n",
+       "Respondent                                                      \n",
+       "8           Find answers to specific questions;Learn how t...   \n",
+       "10          Find answers to specific questions;Get a sense...   \n",
+       "15          Find answers to specific questions;Learn how t...   \n",
+       "50          Find answers to specific questions;Learn how t...   \n",
+       "65                         Find answers to specific questions   \n",
+       "\n",
+       "                           SOFindAnswer                         SOTimeSaved  \\\n",
+       "Respondent                                                                    \n",
+       "8               Less than once per week  Stack Overflow was slightly faster   \n",
+       "10                   3-5 times per week            They were about the same   \n",
+       "15          More than 10 times per week            They were about the same   \n",
+       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
+       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
+       "\n",
+       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "Respondent                                                                 \n",
+       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "10                   None       Yes      A few times per month or weekly   \n",
+       "15                   None       Yes  Less than once per month or monthly   \n",
+       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "65          11-30 minutes       Yes                 A few times per week   \n",
+       "\n",
+       "                                                       SOJobs  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         Yes   \n",
+       "10                                                        Yes   \n",
+       "15                                                        Yes   \n",
+       "50          No, I knew that Stack Overflow had a job board...   \n",
+       "65          No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                                     EntTeams  \\\n",
+       "Respondent                                                      \n",
+       "8                         No, and I don't know what those are   \n",
+       "10                        No, and I don't know what those are   \n",
+       "15          No, I've heard of them, but I am not part of a...   \n",
+       "50                        No, and I don't know what those are   \n",
+       "65                        No, and I don't know what those are   \n",
+       "\n",
+       "                     SOComm                             WelcomeChange  \\\n",
+       "Respondent                                                              \n",
+       "8           Yes, definitely     A lot more welcome now than last year   \n",
+       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
+       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
+       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
+       "65                 Not sure     A lot more welcome now than last year   \n",
+       "\n",
+       "                                                 SONewContent   Age Gender  \\\n",
+       "Respondent                                                                   \n",
+       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
+       "10          Tech articles written by other developers;Tech...   NaN   None   \n",
+       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
+       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
+       "65                                                       None  21.0    Man   \n",
+       "\n",
+       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
+       "Respondent                                                          \n",
+       "8             No  Straight / Heterosexual         None       None   \n",
+       "10          None                     None         None        Yes   \n",
+       "15            No                     None         None        Yes   \n",
+       "50            No                     None  South Asian         No   \n",
+       "65            No                     None         None        Yes   \n",
+       "\n",
+       "                     SurveyLength                  SurveyEase  \n",
+       "Respondent                                                     \n",
+       "8           Appropriate in length  Neither easy nor difficult  \n",
+       "10                       Too long                   Difficult  \n",
+       "15                       Too long  Neither easy nor difficult  \n",
+       "50                       Too long                        Easy  \n",
+       "65          Appropriate in length  Neither easy nor difficult  "
+      ]
+     },
+     "execution_count": 21,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "sql_df.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "sql_df = pd.read_sql_query('SELECT * FROM sample_table', engine, index_col='Respondent')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 23,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>MainBranch</th>\n",
+       "      <th>Hobbyist</th>\n",
+       "      <th>OpenSourcer</th>\n",
+       "      <th>OpenSource</th>\n",
+       "      <th>Employment</th>\n",
+       "      <th>Country</th>\n",
+       "      <th>Student</th>\n",
+       "      <th>EdLevel</th>\n",
+       "      <th>UndergradMajor</th>\n",
+       "      <th>EduOther</th>\n",
+       "      <th>OrgSize</th>\n",
+       "      <th>DevType</th>\n",
+       "      <th>YearsCode</th>\n",
+       "      <th>Age1stCode</th>\n",
+       "      <th>YearsCodePro</th>\n",
+       "      <th>CareerSat</th>\n",
+       "      <th>JobSat</th>\n",
+       "      <th>MgrIdiot</th>\n",
+       "      <th>MgrMoney</th>\n",
+       "      <th>MgrWant</th>\n",
+       "      <th>JobSeek</th>\n",
+       "      <th>LastHireDate</th>\n",
+       "      <th>LastInt</th>\n",
+       "      <th>FizzBuzz</th>\n",
+       "      <th>JobFactors</th>\n",
+       "      <th>ResumeUpdate</th>\n",
+       "      <th>CurrencySymbol</th>\n",
+       "      <th>CurrencyDesc</th>\n",
+       "      <th>CompTotal</th>\n",
+       "      <th>CompFreq</th>\n",
+       "      <th>ConvertedComp</th>\n",
+       "      <th>WorkWeekHrs</th>\n",
+       "      <th>WorkPlan</th>\n",
+       "      <th>WorkChallenge</th>\n",
+       "      <th>WorkRemote</th>\n",
+       "      <th>WorkLoc</th>\n",
+       "      <th>ImpSyn</th>\n",
+       "      <th>CodeRev</th>\n",
+       "      <th>CodeRevHrs</th>\n",
+       "      <th>UnitTests</th>\n",
+       "      <th>PurchaseHow</th>\n",
+       "      <th>PurchaseWhat</th>\n",
+       "      <th>LanguageWorkedWith</th>\n",
+       "      <th>LanguageDesireNextYear</th>\n",
+       "      <th>DatabaseWorkedWith</th>\n",
+       "      <th>DatabaseDesireNextYear</th>\n",
+       "      <th>PlatformWorkedWith</th>\n",
+       "      <th>PlatformDesireNextYear</th>\n",
+       "      <th>WebFrameWorkedWith</th>\n",
+       "      <th>WebFrameDesireNextYear</th>\n",
+       "      <th>MiscTechWorkedWith</th>\n",
+       "      <th>MiscTechDesireNextYear</th>\n",
+       "      <th>DevEnviron</th>\n",
+       "      <th>OpSys</th>\n",
+       "      <th>Containers</th>\n",
+       "      <th>BlockchainOrg</th>\n",
+       "      <th>BlockchainIs</th>\n",
+       "      <th>BetterLife</th>\n",
+       "      <th>ITperson</th>\n",
+       "      <th>OffOn</th>\n",
+       "      <th>SocialMedia</th>\n",
+       "      <th>Extraversion</th>\n",
+       "      <th>ScreenName</th>\n",
+       "      <th>SOVisit1st</th>\n",
+       "      <th>SOVisitFreq</th>\n",
+       "      <th>SOVisitTo</th>\n",
+       "      <th>SOFindAnswer</th>\n",
+       "      <th>SOTimeSaved</th>\n",
+       "      <th>SOHowMuchTime</th>\n",
+       "      <th>SOAccount</th>\n",
+       "      <th>SOPartFreq</th>\n",
+       "      <th>SOJobs</th>\n",
+       "      <th>EntTeams</th>\n",
+       "      <th>SOComm</th>\n",
+       "      <th>WelcomeChange</th>\n",
+       "      <th>SONewContent</th>\n",
+       "      <th>Age</th>\n",
+       "      <th>Gender</th>\n",
+       "      <th>Trans</th>\n",
+       "      <th>Sexuality</th>\n",
+       "      <th>Ethnicity</th>\n",
+       "      <th>Dependents</th>\n",
+       "      <th>SurveyLength</th>\n",
+       "      <th>SurveyEase</th>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>Respondent</th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "      <th></th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>8</th>\n",
+       "      <td>I code primarily as a hobby</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per year</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Computer science, computer engineering, or sof...</td>\n",
+       "      <td>Taught yourself a new language, framework, or ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Developer, back-end;Engineer, site reliability</td>\n",
+       "      <td>8</td>\n",
+       "      <td>16</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...</td>\n",
+       "      <td>Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...</td>\n",
+       "      <td>Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...</td>\n",
+       "      <td>AWS;Docker;Heroku;Linux;MacOS;Slack</td>\n",
+       "      <td>Android;Arduino;AWS;Docker;Google Cloud Platfo...</td>\n",
+       "      <td>Express;Flask;React.js;Spring</td>\n",
+       "      <td>Django;Express;Flask;React.js;Vue.js</td>\n",
+       "      <td>Hadoop;Node.js;Pandas</td>\n",
+       "      <td>Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...</td>\n",
+       "      <td>Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development;Testing;Production;Outside of work...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Useful across many domains and could change ma...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>SIGH</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Handle</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>Less than once per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>24.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Straight / Heterosexual</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>10</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Master’s degree (MA, MS, M.Eng., MBA, etc.)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Data or business analyst;Data scientist or mac...</td>\n",
+       "      <td>12</td>\n",
+       "      <td>20</td>\n",
+       "      <td>10</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Slightly dissatisfied</td>\n",
+       "      <td>Somewhat confident</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>3-4 years ago</td>\n",
+       "      <td>None</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>950000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>13293.0</td>\n",
+       "      <td>70.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>A few days each month</td>\n",
+       "      <td>Home</td>\n",
+       "      <td>Far above average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>4.0</td>\n",
+       "      <td>Yes, it's part of our process</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>C#;Go;JavaScript;Python;R;SQL</td>\n",
+       "      <td>C#;Go;JavaScript;Kotlin;Python;R;SQL</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server;MyS...</td>\n",
+       "      <td>Elasticsearch;MongoDB;Microsoft SQL Server</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Linux;Raspberry Pi;Windows</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Express;Flas...</td>\n",
+       "      <td>.NET;Node.js;Pandas;Torch/PyTorch</td>\n",
+       "      <td>.NET;Node.js;TensorFlow;Torch/PyTorch</td>\n",
+       "      <td>Android Studio;Eclipse;IPython / Jupyter;Notep...</td>\n",
+       "      <td>Windows</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>Neither</td>\n",
+       "      <td>Screen Name</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions;Get a sense...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per month or weekly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Somewhat less welcome now than last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>15</th>\n",
+       "      <td>I am a student who is learning to code</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>OSS is, on average, of HIGHER quality than pro...</td>\n",
+       "      <td>Not employed, but looking for work</td>\n",
+       "      <td>India</td>\n",
+       "      <td>Yes, full-time</td>\n",
+       "      <td>Secondary school (e.g. American high school, G...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Taken an online course in programming or softw...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Student</td>\n",
+       "      <td>3</td>\n",
+       "      <td>13</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>I've never had a job</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Industry that I'd be working in;Languages, fra...</td>\n",
+       "      <td>Something else changed (education, award, medi...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...</td>\n",
+       "      <td>Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...</td>\n",
+       "      <td>MariaDB;MySQL;Oracle;SQLite</td>\n",
+       "      <td>MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...</td>\n",
+       "      <td>Linux;Windows</td>\n",
+       "      <td>Android;Google Cloud Platform;iOS;Linux;MacOS;...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>.NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...</td>\n",
+       "      <td>Atom;NetBeans;Notepad++;Sublime Text;Vim</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>Development</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2018</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>They were about the same</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>No, I've heard of them, but I am not part of a...</td>\n",
+       "      <td>Yes, somewhat</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Indu...</td>\n",
+       "      <td>20.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>50</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Once a month or more often</td>\n",
+       "      <td>OSS is, on average, of LOWER quality than prop...</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Another engineering discipline (ex. civil, ele...</td>\n",
+       "      <td>Received on-the-job training in software devel...</td>\n",
+       "      <td>10,000 or more employees</td>\n",
+       "      <td>Developer, back-end;DevOps specialist</td>\n",
+       "      <td>7</td>\n",
+       "      <td>15</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Slightly satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>1-2 years ago</td>\n",
+       "      <td>Write code by hand (e.g., on a whiteboard);Int...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Specific department or team I'd be working on;...</td>\n",
+       "      <td>I was preparing for a job search</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>400000.0</td>\n",
+       "      <td>Yearly</td>\n",
+       "      <td>5597.0</td>\n",
+       "      <td>7.0</td>\n",
+       "      <td>There is a schedule and/or spec (made by me or...</td>\n",
+       "      <td>Meetings;Time spent commuting</td>\n",
+       "      <td>Less than once per month / Never</td>\n",
+       "      <td>Other place, such as a coworking space or cafe</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>No</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>The CTO, CIO, or other management purchase new...</td>\n",
+       "      <td>I have little or no influence</td>\n",
+       "      <td>Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...</td>\n",
+       "      <td>HTML/CSS;JavaScript;Python</td>\n",
+       "      <td>Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...</td>\n",
+       "      <td>Firebase;PostgreSQL;Redis;Other(s):</td>\n",
+       "      <td>Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...</td>\n",
+       "      <td>AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...</td>\n",
+       "      <td>Django;Express;Flask;jQuery</td>\n",
+       "      <td>Express;Flask;jQuery;React.js;Vue.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Node.js</td>\n",
+       "      <td>Notepad++;Visual Studio Code</td>\n",
+       "      <td>MacOS</td>\n",
+       "      <td>Testing</td>\n",
+       "      <td>Not at all</td>\n",
+       "      <td>Useful for immutable record keeping outside of...</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Also Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>YouTube</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>Username</td>\n",
+       "      <td>2012</td>\n",
+       "      <td>Daily or almost daily</td>\n",
+       "      <td>Find answers to specific questions;Learn how t...</td>\n",
+       "      <td>3-5 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Less than once per month or monthly</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Yes, definitely</td>\n",
+       "      <td>Just as welcome now as I felt last year</td>\n",
+       "      <td>Tech articles written by other developers;Tech...</td>\n",
+       "      <td>23.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>South Asian</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Too long</td>\n",
+       "      <td>Easy</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>65</th>\n",
+       "      <td>I am a developer by profession</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Never</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Employed full-time</td>\n",
+       "      <td>India</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Bachelor’s degree (BA, BS, B.Eng., etc.)</td>\n",
+       "      <td>Information systems, information technology, o...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>20 to 99 employees</td>\n",
+       "      <td>Developer, front-end;Developer, mobile</td>\n",
+       "      <td>2</td>\n",
+       "      <td>17</td>\n",
+       "      <td>2</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very satisfied</td>\n",
+       "      <td>Very confident</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>I’m not actively looking, but I am open to new...</td>\n",
+       "      <td>Less than a year ago</td>\n",
+       "      <td>Write any code;Solve a brain-teaser style puzz...</td>\n",
+       "      <td>No</td>\n",
+       "      <td>Languages, frameworks, and other technologies ...</td>\n",
+       "      <td>My job status changed (promotion, new job, etc.)</td>\n",
+       "      <td>INR</td>\n",
+       "      <td>Indian rupee</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Monthly</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>48.0</td>\n",
+       "      <td>There's no schedule or spec; I work on what se...</td>\n",
+       "      <td>None</td>\n",
+       "      <td>About half the time</td>\n",
+       "      <td>Office</td>\n",
+       "      <td>Average</td>\n",
+       "      <td>Yes, because I see value in code review</td>\n",
+       "      <td>NaN</td>\n",
+       "      <td>Yes, it's not part of our process but the deve...</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Assembly;C;C++;C#;HTML/CSS;Java</td>\n",
+       "      <td>Kotlin</td>\n",
+       "      <td>Firebase;MySQL;Oracle;SQLite</td>\n",
+       "      <td>Firebase;SQLite</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>Android</td>\n",
+       "      <td>ASP.NET</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Android Studio;IntelliJ</td>\n",
+       "      <td>Linux-based</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>What?</td>\n",
+       "      <td>WhatsApp</td>\n",
+       "      <td>In real life (in person)</td>\n",
+       "      <td>None</td>\n",
+       "      <td>2017</td>\n",
+       "      <td>Multiple times per day</td>\n",
+       "      <td>Find answers to specific questions</td>\n",
+       "      <td>More than 10 times per week</td>\n",
+       "      <td>Stack Overflow was slightly faster</td>\n",
+       "      <td>11-30 minutes</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>A few times per week</td>\n",
+       "      <td>No, I knew that Stack Overflow had a job board...</td>\n",
+       "      <td>No, and I don't know what those are</td>\n",
+       "      <td>Not sure</td>\n",
+       "      <td>A lot more welcome now than last year</td>\n",
+       "      <td>None</td>\n",
+       "      <td>21.0</td>\n",
+       "      <td>Man</td>\n",
+       "      <td>No</td>\n",
+       "      <td>None</td>\n",
+       "      <td>None</td>\n",
+       "      <td>Yes</td>\n",
+       "      <td>Appropriate in length</td>\n",
+       "      <td>Neither easy nor difficult</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                                        MainBranch Hobbyist  \\\n",
+       "Respondent                                                    \n",
+       "8                      I code primarily as a hobby      Yes   \n",
+       "10                  I am a developer by profession      Yes   \n",
+       "15          I am a student who is learning to code      Yes   \n",
+       "50                  I am a developer by profession      Yes   \n",
+       "65                  I am a developer by profession      Yes   \n",
+       "\n",
+       "                           OpenSourcer  \\\n",
+       "Respondent                               \n",
+       "8              Less than once per year   \n",
+       "10          Once a month or more often   \n",
+       "15                               Never   \n",
+       "50          Once a month or more often   \n",
+       "65                               Never   \n",
+       "\n",
+       "                                                   OpenSource  \\\n",
+       "Respondent                                                      \n",
+       "8           OSS is, on average, of HIGHER quality than pro...   \n",
+       "10          OSS is, on average, of HIGHER quality than pro...   \n",
+       "15          OSS is, on average, of HIGHER quality than pro...   \n",
+       "50          OSS is, on average, of LOWER quality than prop...   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                                    Employment Country         Student  \\\n",
+       "Respondent                                                               \n",
+       "8           Not employed, but looking for work   India            None   \n",
+       "10                          Employed full-time   India              No   \n",
+       "15          Not employed, but looking for work   India  Yes, full-time   \n",
+       "50                          Employed full-time   India              No   \n",
+       "65                          Employed full-time   India              No   \n",
+       "\n",
+       "                                                      EdLevel  \\\n",
+       "Respondent                                                      \n",
+       "8                    Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "10                Master’s degree (MA, MS, M.Eng., MBA, etc.)   \n",
+       "15          Secondary school (e.g. American high school, G...   \n",
+       "50                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "65                   Bachelor’s degree (BA, BS, B.Eng., etc.)   \n",
+       "\n",
+       "                                               UndergradMajor  \\\n",
+       "Respondent                                                      \n",
+       "8           Computer science, computer engineering, or sof...   \n",
+       "10                                                       None   \n",
+       "15                                                       None   \n",
+       "50          Another engineering discipline (ex. civil, ele...   \n",
+       "65          Information systems, information technology, o...   \n",
+       "\n",
+       "                                                     EduOther  \\\n",
+       "Respondent                                                      \n",
+       "8           Taught yourself a new language, framework, or ...   \n",
+       "10                                                       None   \n",
+       "15          Taken an online course in programming or softw...   \n",
+       "50          Received on-the-job training in software devel...   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                             OrgSize  \\\n",
+       "Respondent                             \n",
+       "8                               None   \n",
+       "10          10,000 or more employees   \n",
+       "15                              None   \n",
+       "50          10,000 or more employees   \n",
+       "65                20 to 99 employees   \n",
+       "\n",
+       "                                                      DevType YearsCode  \\\n",
+       "Respondent                                                                \n",
+       "8              Developer, back-end;Engineer, site reliability         8   \n",
+       "10          Data or business analyst;Data scientist or mac...        12   \n",
+       "15                                                    Student         3   \n",
+       "50                      Developer, back-end;DevOps specialist         7   \n",
+       "65                     Developer, front-end;Developer, mobile         2   \n",
+       "\n",
+       "           Age1stCode YearsCodePro              CareerSat  \\\n",
+       "Respondent                                                  \n",
+       "8                  16         None                   None   \n",
+       "10                 20           10  Slightly dissatisfied   \n",
+       "15                 13         None                   None   \n",
+       "50                 15            2     Slightly satisfied   \n",
+       "65                 17            2         Very satisfied   \n",
+       "\n",
+       "                           JobSat            MgrIdiot  MgrMoney   MgrWant  \\\n",
+       "Respondent                                                                  \n",
+       "8                            None                None      None      None   \n",
+       "10          Slightly dissatisfied  Somewhat confident       Yes       Yes   \n",
+       "15                           None                None      None      None   \n",
+       "50                 Very satisfied      Very confident  Not sure       Yes   \n",
+       "65                 Very satisfied      Very confident        No  Not sure   \n",
+       "\n",
+       "                                                      JobSeek  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          I’m not actively looking, but I am open to new...   \n",
+       "15          I’m not actively looking, but I am open to new...   \n",
+       "50          I’m not actively looking, but I am open to new...   \n",
+       "65          I’m not actively looking, but I am open to new...   \n",
+       "\n",
+       "                    LastHireDate  \\\n",
+       "Respondent                         \n",
+       "8                           None   \n",
+       "10                 3-4 years ago   \n",
+       "15          I've never had a job   \n",
+       "50                 1-2 years ago   \n",
+       "65          Less than a year ago   \n",
+       "\n",
+       "                                                      LastInt FizzBuzz  \\\n",
+       "Respondent                                                               \n",
+       "8                                                        None     None   \n",
+       "10                                                       None       No   \n",
+       "15                                                       None     None   \n",
+       "50          Write code by hand (e.g., on a whiteboard);Int...       No   \n",
+       "65          Write any code;Solve a brain-teaser style puzz...       No   \n",
+       "\n",
+       "                                                   JobFactors  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          Languages, frameworks, and other technologies ...   \n",
+       "15          Industry that I'd be working in;Languages, fra...   \n",
+       "50          Specific department or team I'd be working on;...   \n",
+       "65          Languages, frameworks, and other technologies ...   \n",
+       "\n",
+       "                                                 ResumeUpdate CurrencySymbol  \\\n",
+       "Respondent                                                                     \n",
+       "8                                                        None           None   \n",
+       "10                                                       None            INR   \n",
+       "15          Something else changed (education, award, medi...           None   \n",
+       "50                           I was preparing for a job search            INR   \n",
+       "65           My job status changed (promotion, new job, etc.)            INR   \n",
+       "\n",
+       "            CurrencyDesc  CompTotal CompFreq  ConvertedComp  WorkWeekHrs  \\\n",
+       "Respondent                                                                 \n",
+       "8                   None        NaN     None            NaN          NaN   \n",
+       "10          Indian rupee   950000.0   Yearly        13293.0         70.0   \n",
+       "15                  None        NaN     None            NaN          NaN   \n",
+       "50          Indian rupee   400000.0   Yearly         5597.0          7.0   \n",
+       "65          Indian rupee        NaN  Monthly            NaN         48.0   \n",
+       "\n",
+       "                                                     WorkPlan  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10          There's no schedule or spec; I work on what se...   \n",
+       "15                                                       None   \n",
+       "50          There is a schedule and/or spec (made by me or...   \n",
+       "65          There's no schedule or spec; I work on what se...   \n",
+       "\n",
+       "                            WorkChallenge                        WorkRemote  \\\n",
+       "Respondent                                                                    \n",
+       "8                                    None                              None   \n",
+       "10                                   None             A few days each month   \n",
+       "15                                   None                              None   \n",
+       "50          Meetings;Time spent commuting  Less than once per month / Never   \n",
+       "65                                   None               About half the time   \n",
+       "\n",
+       "                                                   WorkLoc             ImpSyn  \\\n",
+       "Respondent                                                                      \n",
+       "8                                                     None               None   \n",
+       "10                                                    Home  Far above average   \n",
+       "15                                                    None               None   \n",
+       "50          Other place, such as a coworking space or cafe            Average   \n",
+       "65                                                  Office            Average   \n",
+       "\n",
+       "                                            CodeRev  CodeRevHrs  \\\n",
+       "Respondent                                                        \n",
+       "8                                              None         NaN   \n",
+       "10          Yes, because I see value in code review         4.0   \n",
+       "15                                             None         NaN   \n",
+       "50                                               No         NaN   \n",
+       "65          Yes, because I see value in code review         NaN   \n",
+       "\n",
+       "                                                    UnitTests  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10                              Yes, it's part of our process   \n",
+       "15                                                       None   \n",
+       "50          Yes, it's not part of our process but the deve...   \n",
+       "65          Yes, it's not part of our process but the deve...   \n",
+       "\n",
+       "                                                  PurchaseHow  \\\n",
+       "Respondent                                                      \n",
+       "8                                                        None   \n",
+       "10                                                       None   \n",
+       "15                                                       None   \n",
+       "50          The CTO, CIO, or other management purchase new...   \n",
+       "65                                                   Not sure   \n",
+       "\n",
+       "                             PurchaseWhat  \\\n",
+       "Respondent                                  \n",
+       "8                                    None   \n",
+       "10                                   None   \n",
+       "15                                   None   \n",
+       "50          I have little or no influence   \n",
+       "65                                   None   \n",
+       "\n",
+       "                                           LanguageWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "10                              C#;Go;JavaScript;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;HTML/CSS;...   \n",
+       "50          Bash/Shell/PowerShell;C;C++;HTML/CSS;Java;Java...   \n",
+       "65                            Assembly;C;C++;C#;HTML/CSS;Java   \n",
+       "\n",
+       "                                       LanguageDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Bash/Shell/PowerShell;C;C++;Elixir;Erlang;Go;P...   \n",
+       "10                       C#;Go;JavaScript;Kotlin;Python;R;SQL   \n",
+       "15          Assembly;Bash/Shell/PowerShell;C;C++;C#;Go;HTM...   \n",
+       "50                                 HTML/CSS;JavaScript;Python   \n",
+       "65                                                     Kotlin   \n",
+       "\n",
+       "                                           DatabaseWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;Elasticsearch;MongoDB;MySQL;Oracle;R...   \n",
+       "10          Elasticsearch;MongoDB;Microsoft SQL Server;MyS...   \n",
+       "15                                MariaDB;MySQL;Oracle;SQLite   \n",
+       "50          Elasticsearch;Firebase;MariaDB;MongoDB;MySQL;O...   \n",
+       "65                               Firebase;MySQL;Oracle;SQLite   \n",
+       "\n",
+       "                                       DatabaseDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Cassandra;DynamoDB;Elasticsearch;Firebase;Mong...   \n",
+       "10                 Elasticsearch;MongoDB;Microsoft SQL Server   \n",
+       "15          MariaDB;MongoDB;Microsoft SQL Server;MySQL;Ora...   \n",
+       "50                        Firebase;PostgreSQL;Redis;Other(s):   \n",
+       "65                                            Firebase;SQLite   \n",
+       "\n",
+       "                                           PlatformWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                         AWS;Docker;Heroku;Linux;MacOS;Slack   \n",
+       "10                                              Linux;Windows   \n",
+       "15                                              Linux;Windows   \n",
+       "50          Arduino;AWS;Heroku;Linux;MacOS;Raspberry Pi;Wo...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                       PlatformDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Android;Arduino;AWS;Docker;Google Cloud Platfo...   \n",
+       "10                         Android;Linux;Raspberry Pi;Windows   \n",
+       "15          Android;Google Cloud Platform;iOS;Linux;MacOS;...   \n",
+       "50          AWS;Docker;Heroku;Kubernetes;Linux;MacOS;WordP...   \n",
+       "65                                                    Android   \n",
+       "\n",
+       "                                           WebFrameWorkedWith  \\\n",
+       "Respondent                                                      \n",
+       "8                               Express;Flask;React.js;Spring   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15                                                       None   \n",
+       "50                                Django;Express;Flask;jQuery   \n",
+       "65                                                    ASP.NET   \n",
+       "\n",
+       "                                       WebFrameDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8                        Django;Express;Flask;React.js;Vue.js   \n",
+       "10          Angular/Angular.js;ASP.NET;Django;Express;Flas...   \n",
+       "15          Angular/Angular.js;ASP.NET;Django;Drupal;jQuer...   \n",
+       "50                       Express;Flask;jQuery;React.js;Vue.js   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                           MiscTechWorkedWith  \\\n",
+       "Respondent                                      \n",
+       "8                       Hadoop;Node.js;Pandas   \n",
+       "10          .NET;Node.js;Pandas;Torch/PyTorch   \n",
+       "15                                       None   \n",
+       "50                                    Node.js   \n",
+       "65                                       None   \n",
+       "\n",
+       "                                       MiscTechDesireNextYear  \\\n",
+       "Respondent                                                      \n",
+       "8           Ansible;Apache Spark;Chef;Hadoop;Node.js;Panda...   \n",
+       "10                      .NET;Node.js;TensorFlow;Torch/PyTorch   \n",
+       "15          .NET;.NET Core;Node.js;TensorFlow;Unity 3D;Unr...   \n",
+       "50                                                    Node.js   \n",
+       "65                                                       None   \n",
+       "\n",
+       "                                                   DevEnviron        OpSys  \\\n",
+       "Respondent                                                                   \n",
+       "8           Atom;IntelliJ;IPython / Jupyter;PyCharm;Visual...  Linux-based   \n",
+       "10          Android Studio;Eclipse;IPython / Jupyter;Notep...      Windows   \n",
+       "15                   Atom;NetBeans;Notepad++;Sublime Text;Vim  Linux-based   \n",
+       "50                               Notepad++;Visual Studio Code        MacOS   \n",
+       "65                                    Android Studio;IntelliJ  Linux-based   \n",
+       "\n",
+       "                                                   Containers BlockchainOrg  \\\n",
+       "Respondent                                                                    \n",
+       "8           Development;Testing;Production;Outside of work...          None   \n",
+       "10                                                       None    Not at all   \n",
+       "15                                                Development          None   \n",
+       "50                                                    Testing    Not at all   \n",
+       "65                                                       None          None   \n",
+       "\n",
+       "                                                 BlockchainIs BetterLife  \\\n",
+       "Respondent                                                                 \n",
+       "8           Useful across many domains and could change ma...        Yes   \n",
+       "10          Useful for immutable record keeping outside of...         No   \n",
+       "15                                                       None        Yes   \n",
+       "50          Useful for immutable record keeping outside of...        Yes   \n",
+       "65                                                       None        Yes   \n",
+       "\n",
+       "            ITperson  OffOn SocialMedia              Extraversion  \\\n",
+       "Respondent                                                          \n",
+       "8               SIGH    Yes     YouTube  In real life (in person)   \n",
+       "10               Yes    Yes     YouTube                   Neither   \n",
+       "15               Yes  What?     YouTube  In real life (in person)   \n",
+       "50          Also Yes  What?     YouTube  In real life (in person)   \n",
+       "65               Yes  What?    WhatsApp  In real life (in person)   \n",
+       "\n",
+       "             ScreenName SOVisit1st             SOVisitFreq  \\\n",
+       "Respondent                                                   \n",
+       "8                Handle       2012    A few times per week   \n",
+       "10          Screen Name       None  Multiple times per day   \n",
+       "15                 None       2018   Daily or almost daily   \n",
+       "50             Username       2012   Daily or almost daily   \n",
+       "65                 None       2017  Multiple times per day   \n",
+       "\n",
+       "                                                    SOVisitTo  \\\n",
+       "Respondent                                                      \n",
+       "8           Find answers to specific questions;Learn how t...   \n",
+       "10          Find answers to specific questions;Get a sense...   \n",
+       "15          Find answers to specific questions;Learn how t...   \n",
+       "50          Find answers to specific questions;Learn how t...   \n",
+       "65                         Find answers to specific questions   \n",
+       "\n",
+       "                           SOFindAnswer                         SOTimeSaved  \\\n",
+       "Respondent                                                                    \n",
+       "8               Less than once per week  Stack Overflow was slightly faster   \n",
+       "10                   3-5 times per week            They were about the same   \n",
+       "15          More than 10 times per week            They were about the same   \n",
+       "50                   3-5 times per week  Stack Overflow was slightly faster   \n",
+       "65          More than 10 times per week  Stack Overflow was slightly faster   \n",
+       "\n",
+       "            SOHowMuchTime SOAccount                           SOPartFreq  \\\n",
+       "Respondent                                                                 \n",
+       "8           11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "10                   None       Yes      A few times per month or weekly   \n",
+       "15                   None       Yes  Less than once per month or monthly   \n",
+       "50          11-30 minutes       Yes  Less than once per month or monthly   \n",
+       "65          11-30 minutes       Yes                 A few times per week   \n",
+       "\n",
+       "                                                       SOJobs  \\\n",
+       "Respondent                                                      \n",
+       "8                                                         Yes   \n",
+       "10                                                        Yes   \n",
+       "15                                                        Yes   \n",
+       "50          No, I knew that Stack Overflow had a job board...   \n",
+       "65          No, I knew that Stack Overflow had a job board...   \n",
+       "\n",
+       "                                                     EntTeams  \\\n",
+       "Respondent                                                      \n",
+       "8                         No, and I don't know what those are   \n",
+       "10                        No, and I don't know what those are   \n",
+       "15          No, I've heard of them, but I am not part of a...   \n",
+       "50                        No, and I don't know what those are   \n",
+       "65                        No, and I don't know what those are   \n",
+       "\n",
+       "                     SOComm                             WelcomeChange  \\\n",
+       "Respondent                                                              \n",
+       "8           Yes, definitely     A lot more welcome now than last year   \n",
+       "10            Yes, somewhat  Somewhat less welcome now than last year   \n",
+       "15            Yes, somewhat   Just as welcome now as I felt last year   \n",
+       "50          Yes, definitely   Just as welcome now as I felt last year   \n",
+       "65                 Not sure     A lot more welcome now than last year   \n",
+       "\n",
+       "                                                 SONewContent   Age Gender  \\\n",
+       "Respondent                                                                   \n",
+       "8           Tech articles written by other developers;Indu...  24.0    Man   \n",
+       "10          Tech articles written by other developers;Tech...   NaN   None   \n",
+       "15          Tech articles written by other developers;Indu...  20.0    Man   \n",
+       "50          Tech articles written by other developers;Tech...  23.0    Man   \n",
+       "65                                                       None  21.0    Man   \n",
+       "\n",
+       "           Trans                Sexuality    Ethnicity Dependents  \\\n",
+       "Respondent                                                          \n",
+       "8             No  Straight / Heterosexual         None       None   \n",
+       "10          None                     None         None        Yes   \n",
+       "15            No                     None         None        Yes   \n",
+       "50            No                     None  South Asian         No   \n",
+       "65            No                     None         None        Yes   \n",
+       "\n",
+       "                     SurveyLength                  SurveyEase  \n",
+       "Respondent                                                     \n",
+       "8           Appropriate in length  Neither easy nor difficult  \n",
+       "10                       Too long                   Difficult  \n",
+       "15                       Too long  Neither easy nor difficult  \n",
+       "50                       Too long                        Easy  \n",
+       "65          Appropriate in length  Neither easy nor difficult  "
+      ]
+     },
+     "execution_count": 23,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "sql_df.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 24,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "posts_df = pd.read_json('https://raw.githubusercontent.com/CoreyMSchafer/code_snippets/master/Python/Flask_Blog/snippets/posts.json')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 25,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/html": [
+       "<div>\n",
+       "<style scoped>\n",
+       "    .dataframe tbody tr th:only-of-type {\n",
+       "        vertical-align: middle;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe tbody tr th {\n",
+       "        vertical-align: top;\n",
+       "    }\n",
+       "\n",
+       "    .dataframe thead th {\n",
+       "        text-align: right;\n",
+       "    }\n",
+       "</style>\n",
+       "<table border=\"1\" class=\"dataframe\">\n",
+       "  <thead>\n",
+       "    <tr style=\"text-align: right;\">\n",
+       "      <th></th>\n",
+       "      <th>title</th>\n",
+       "      <th>content</th>\n",
+       "      <th>user_id</th>\n",
+       "    </tr>\n",
+       "  </thead>\n",
+       "  <tbody>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>My Updated Post</td>\n",
+       "      <td>My first updated post!\\r\\n\\r\\nThis is exciting!</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>1</th>\n",
+       "      <td>A Second Post</td>\n",
+       "      <td>This is a post from a different user...</td>\n",
+       "      <td>2</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>2</th>\n",
+       "      <td>Top 5 Programming Lanaguages</td>\n",
+       "      <td>Te melius apeirian postulant cum, labitur admo...</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>3</th>\n",
+       "      <td>Sublime Text Tips and Tricks</td>\n",
+       "      <td>Ea vix dico modus voluptatibus, mel iudico sua...</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>4</th>\n",
+       "      <td>Best Python IDEs</td>\n",
+       "      <td>Elit contentiones nam no, sea ut consul adipis...</td>\n",
+       "      <td>1</td>\n",
+       "    </tr>\n",
+       "  </tbody>\n",
+       "</table>\n",
+       "</div>"
+      ],
+      "text/plain": [
+       "                          title  \\\n",
+       "0               My Updated Post   \n",
+       "1                 A Second Post   \n",
+       "2  Top 5 Programming Lanaguages   \n",
+       "3  Sublime Text Tips and Tricks   \n",
+       "4              Best Python IDEs   \n",
+       "\n",
+       "                                             content  user_id  \n",
+       "0    My first updated post!\\r\\n\\r\\nThis is exciting!        1  \n",
+       "1            This is a post from a different user...        2  \n",
+       "2  Te melius apeirian postulant cum, labitur admo...        1  \n",
+       "3  Ea vix dico modus voluptatibus, mel iudico sua...        1  \n",
+       "4  Elit contentiones nam no, sea ut consul adipis...        1  "
+      ]
+     },
+     "execution_count": 25,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "posts_df.head()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.7.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}
diff --git a/Python/Python-Lottery-Simulation/lottery.py b/Python/Python-Lottery-Simulation/lottery.py
new file mode 100644
index 000000000..3fd4423e4
--- /dev/null
+++ b/Python/Python-Lottery-Simulation/lottery.py
@@ -0,0 +1,105 @@
+import random
+import json
+
+white_possibles = list(range(1, 70))
+red_possibles = list(range(1, 27))
+
+tickets_per_drawing = 100
+num_drawings = 15600
+
+total_spent = 0
+earnings = 0
+
+times_won = {
+    "5+P": 0,
+    "5": 0,
+    "4+P": 0,
+    "4": 0,
+    "3+P": 0,
+    "3": 0,
+    "2+P": 0,
+    "1+P": 0,
+    "P": 0,
+    "0": 0,
+}
+
+
+def calc_win_amt(my_numbers, winning_numbers):
+    win_amt = 0
+
+    white_matches = len(my_numbers["whites"].intersection(
+        winning_numbers["whites"]))
+    power_match = my_numbers["red"] == winning_numbers["red"]
+
+    if white_matches == 5:
+        if power_match:
+            win_amt = 2_000_000_000
+            times_won["5+P"] += 1
+        else:
+            win_amt = 1_000_000
+            times_won["5"] += 1
+    elif white_matches == 4:
+        if power_match:
+            win_amt = 50_000
+            times_won["4+P"] += 1
+        else:
+            win_amt = 100
+            times_won["4"] += 1
+    elif white_matches == 3:
+        if power_match:
+            win_amt = 100
+            times_won["3+P"] += 1
+        else:
+            win_amt = 7
+            times_won["3"] += 1
+    elif white_matches == 2 and power_match:
+        win_amt = 7
+        times_won["2+P"] += 1
+    elif white_matches == 1 and power_match:
+        win_amt = 4
+        times_won["1+P"] += 1
+    elif power_match:
+        win_amt = 4
+        times_won["P"] += 1
+    else:
+        times_won["0"] += 1
+
+    return win_amt
+
+
+# for drawing in range(num_drawings):
+hit_jp = False
+drawings = 0
+years = 0
+while True:
+    drawings += 1
+    white_drawing = set(random.sample(white_possibles, k=5))
+    red_drawing = random.choice(red_possibles)
+
+    winning_numbers = {"whites": white_drawing, "red": red_drawing}
+
+    for ticket in range(tickets_per_drawing):
+        total_spent += 2
+        my_whites = set(random.sample(white_possibles, k=5))
+        my_red = random.choice(red_possibles)
+
+        my_numbers = {"whites": my_whites, "red": my_red}
+
+        win_amt = calc_win_amt(my_numbers, winning_numbers)
+        earnings += win_amt
+
+        if win_amt == 2_000_000_000:
+            hit_jp = True
+            break
+
+    if drawings % 156 == 0:
+        years += 1
+        print(f'{years} years')
+
+    if hit_jp:
+        break
+
+print(f'Spent: ${total_spent}')
+print(f'Earnings: ${earnings}')
+
+print(json.dumps(times_won, indent=2))
diff --git a/Python/Python-Lottery-Simulation/snippets.txt b/Python/Python-Lottery-Simulation/snippets.txt
new file mode 100644
index 000000000..6771c9787
--- /dev/null
+++ b/Python/Python-Lottery-Simulation/snippets.txt
@@ -0,0 +1,40 @@
+times_won = {
+    '5+P': 0,
+    '5': 0,
+    '4+P': 0,
+    '4': 0,
+    '3+P': 0,
+    '3': 0,
+    '2+P': 0,
+    '1+P': 0,
+    'P': 0,
+    '0': 0
+}
+
+------------------------
+
+elif white_matches == 4:
+        if power_match:
+            win_amt = 50_000
+            times_won['4+P'] += 1
+        else:
+            win_amt = 100
+            times_won['4'] += 1
+    elif white_matches == 3:
+        if power_match:
+            win_amt = 100
+            times_won['3+P'] += 1
+        else:
+            win_amt = 7
+            times_won['3'] += 1
+    elif white_matches == 2 and power_match:
+        win_amt = 7
+        times_won['2+P'] += 1
+    elif white_matches == 1 and power_match:
+        win_amt = 4
+        times_won['1+P'] += 1
+    elif power_match:
+        win_amt = 4
+        times_won['P'] += 1
+    else:
+        times_won['0'] += 1
diff --git a/Python/YouTube-API/01-Getting-Started/yt.py b/Python/YouTube-API/01-Getting-Started/yt.py
new file mode 100644
index 000000000..81556c738
--- /dev/null
+++ b/Python/YouTube-API/01-Getting-Started/yt.py
@@ -0,0 +1,15 @@
+
+from googleapiclient.discovery import build
+
+api_key = '#YOURAPIKEY'
+
+youtube = build('youtube', 'v3', developerKey=api_key)
+
+request = youtube.channels().list(
+        part='statistics',
+        forUsername='schafer5'
+    )
+
+response = request.execute()
+
+print(response)
diff --git a/Python/YouTube-API/02-Playlist-Duration/playlist.py b/Python/YouTube-API/02-Playlist-Duration/playlist.py
new file mode 100644
index 000000000..49583b4a2
--- /dev/null
+++ b/Python/YouTube-API/02-Playlist-Duration/playlist.py
@@ -0,0 +1,68 @@
+import os
+import re
+from datetime import timedelta
+from googleapiclient.discovery import build
+
+api_key = os.environ.get('YT_API_KEY')
+
+youtube = build('youtube', 'v3', developerKey=api_key)
+
+hours_pattern = re.compile(r'(\d+)H')
+minutes_pattern = re.compile(r'(\d+)M')
+seconds_pattern = re.compile(r'(\d+)S')
+
+total_seconds = 0
+
+
+nextPageToken = None
+while True:
+    pl_request = youtube.playlistItems().list(
+        part='contentDetails',
+        playlistId="PL-osiE80TeTt2d9bfVyTiXJA-UTHn6WwU",
+        maxResults=50,
+        pageToken=nextPageToken
+    )
+
+    pl_response = pl_request.execute()
+
+    vid_ids = []
+    for item in pl_response['items']:
+        vid_ids.append(item['contentDetails']['videoId'])
+
+    vid_request = youtube.videos().list(
+        part="contentDetails",
+        id=','.join(vid_ids)
+    )
+
+    vid_response = vid_request.execute()
+
+    for item in vid_response['items']:
+        duration = item['contentDetails']['duration']
+
+        hours = hours_pattern.search(duration)
+        minutes = minutes_pattern.search(duration)
+        seconds = seconds_pattern.search(duration)
+
+        hours = int(hours.group(1)) if hours else 0
+        minutes = int(minutes.group(1)) if minutes else 0
+        seconds = int(seconds.group(1)) if seconds else 0
+
+        video_seconds = timedelta(
+            hours=hours,
+            minutes=minutes,
+            seconds=seconds
+        ).total_seconds()
+
+        total_seconds += video_seconds
+
+    nextPageToken = pl_response.get('nextPageToken')
+
+    if not nextPageToken:
+        break
+
+total_seconds = int(total_seconds)
+
+minutes, seconds = divmod(total_seconds, 60)
+hours, minutes = divmod(minutes, 60)
+
+print(f'{hours}:{minutes}:{seconds}')
diff --git a/Python/YouTube-API/03-Most-Popular-Video-Playlist/start.py b/Python/YouTube-API/03-Most-Popular-Video-Playlist/start.py
new file mode 100644
index 000000000..a76d410ff
--- /dev/null
+++ b/Python/YouTube-API/03-Most-Popular-Video-Playlist/start.py
@@ -0,0 +1,55 @@
+import os
+from googleapiclient.discovery import build
+
+api_key = os.environ.get('YT_API_KEY')
+
+youtube = build('youtube', 'v3', developerKey=api_key)
+
+playlist_id = 'PL8uoeex94UhHFRew8gzfFJHIpRFWyY4YW'
+
+videos = []
+
+nextPageToken = None
+while True:
+    pl_request = youtube.playlistItems().list(
+        part='contentDetails',
+        playlistId=playlist_id,
+        maxResults=50,
+        pageToken=nextPageToken
+    )
+
+    pl_response = pl_request.execute()
+
+    vid_ids = []
+    for item in pl_response['items']:
+        vid_ids.append(item['contentDetails']['videoId'])
+
+    vid_request = youtube.videos().list(
+        part="statistics",
+        id=','.join(vid_ids)
+    )
+
+    vid_response = vid_request.execute()
+
+    for item in vid_response['items']:
+        vid_views = item['statistics']['viewCount']
+
+        vid_id = item['id']
+        yt_link = f'https://youtu.be/{vid_id}'
+
+        videos.append(
+            {
+                'views': int(vid_views),
+                'url': yt_link
+            }
+        )
+
+    nextPageToken = pl_response.get('nextPageToken')
+
+    if not nextPageToken:
+        break
+
+videos.sort(key=lambda vid: vid['views'], reverse=True)
+
+for video in videos[:10]:
+    print(video['url'], video['views'])