Figure 2

Total number of BrAC recordings made by calendar week. Each blue box represents the total number of BrAC measurements recorded within each calendar week between January 1, 2019, and June 4, 2021. The area shaded red represents the dates between March 15, 2020 and June 15, 2020 where āMandatory for All Individualsā Shelter-in-Place orders were placed in at least one U.S. county.