COVID-19 Vaccine Doses: Selected Data Sources on Allocation, Distribution, and Administration [Updated February 10, 2021] [open pdf - 761KB]
From the Document: "The selected sources below can help congressional staff track the progress of the U.S. COVID-19 [coronavirus disease 2019] vaccination campaign at the national, state, and local levels. Sources were selected for having commonly cited and frequently requested data. This is not intended to be a comprehensive source list. Additional sources may be added in future updates. Because different resources use different methodologies, readers should check websites' notes, definitions, and caveats. Readers should also use caution when comparing data across sources or geographies."
CRS Insight, IN11595
Congressional Research Service: https://crsreports.congress.gov/