Figure 2

Rolling 7-day averages of daily reported COVID-19 cases (gray) and deaths (red) in Germany between March and December 2020. Data were collected at four points of measurement: Wave 1 (30–31 March), Wave 2 (17–22 April), Wave 3 (25 August–03 September), and Wave 4 (02–08 November). The timeline includes key policy decisions and the launch of the Corona-Warn-App.