Mask Use and Coronavirus Cases

Percent of population saying they always wore a mask outside the home in the last seven days and total coronavirus cases per million people, as of July 12

Notes: Total cases per million is as of July 12, 2020. Mask use data is from a survey conducted July 6–12. Mask use data for China and India represents the “online population” and “urban online population,” respectively. Mask requirements are as of August 3, 2020.

Sources: Imperial College London and YouGov; European Center for Disease Prevention and Control, compiled by Our World in Data.