Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
COVID-19 pandemic waves covered in the data analysis.
| Wave | COVID-19 pandemic wave period | Week number |
|---|---|---|
| 1 | 02 March 2020 to 02 August 2020 | Week 10–31 (2020) |
| 2 | 03 August 2020 to 22 November 2020 | Week 32–47 (2020) |
| 3 | 23 November 2020 to 09 May 2021 | Week 48 (2020)–week 19 (2021) |
