1. Here I've made a table of virus cases as a percentage of tests performed with data from https://t.co/qGM286yffd (tests) and https://t.co/vlNtjAEwqG (cases) for March 13, the latest date for which both datasets are available. pic.twitter.com/ZcBG862KRq

— Leonid Bershidskiy (@Bershidsky) March 16, 2020