The RKI publishes a situation report on COVID-19 in German and English from Monday to Friday, an interactive graphic overview of the current trends and developments regarding COVID-19 and an overview of prominent virus variants in Germany. The various indicators are shown for the whole of Germany, by federal state and age group; In particular, the development of the past few months can be traced in detail.
Source:
https://www.rki.de/DE/Content/InfAZ/N/Neuartiges_Coronavirus/Situationsberichte/Gesamt.html