cleaned_data is structured as -
├── by-age.csv # case/hospitalized/death stratified by age group, up to 04/22/2020
├── by-sex.csv # case/hospitalized/death stratified by sex, up to 04/22/2020
├── case-hosp-death.csv # total case/hosp/death, up to 04/22/2020
├── combined_covid_data.geojson # geo information
└── zip_count_rate_temp.csv # test-by-zcta concated over entire git log, with added information on demograhics of each county.