I suspect they were using the data from here [1]. Quite well organized and easy to play with, even has numeric indexing of the various areas so you can mix and

I suspect they were using the data from here [1]. Quite well organized and easy to play with, even has numeric indexing of the various areas so you can mix and match the data easily! [1] - https://www.chicago.gov/city/en/depts/cdph/provdrs/health_data_and_reports/svcs/office_of_epidemiologydataanalysisrequests.html https://www.chicago.gov/city/en/depts/cdph/provdrs/health_da...