USA

[nCov19-DataPoints]

The US will most certainly be one of the most interesting cases to watch and learn from.

Interesting link which might yield the necessary data:
https://github.com/lazd/coronadatascraper

Note: it might be wise to do some sort of fallback solution depending how much data is available: state-based data (available from the JHU github page) if nothing with smaller granularity is available.