We are getting daily data from the sources below and they may be changed without notice.
      
        - Countries: https://github.com/CSSEGISandData/COVID-19.git, Novel Coronavirus (COVID-19) Cases, provided by JHU CSSE
 
      - Counties in every state in the US: https://github.com/nytimes/covid-19-data.git, New York Times
 
      - Cities in Los Angeles County in CA in the US: http://publichealth.lacounty.gov/media/Coronavirus/locations.htm, County of Los Angeles Public Health
 
      - Cities in Orange County in CA in the US: https://occovid19.ochealthinfo.com/coronavirus-in-oc, Orange County Health Care Agency 
 
      - Cities in Ventura County in CA in the US: https://www.vcemergency.com/, Ventura County - Office Of Emergency Services
 
      - Cities in Santa Clara County in CA in the US: https://www.sccgov.org/sites/covid19/Pages/dashboard.aspx, Santa Clara County Public Health
 
      - Cities in San Diego County in CA in the US: https://www.sandiegocounty.gov/content/dam/sdc/hhsa/programs/phs/Epidemiology/COVID-19%20Daily%20Update_City%20of%20Residence.pdf , San Diego County Public Health
 
      - Cities in Riverside County in CA in the US: https://www.rivcoph.org/coronavirus, Riverside County Public Health
 
      - Cities in San Bernardino County in CA in the US: https://sbcph.maps.arcgis.com/apps/opsdashboard/index.html, San Bernardino County Department of Public Health
 
      - Most Cities in IL in the US: https://www.dph.illinois.gov/sitefiles/COVIDZip.json, Illinois Department of Public Health