• Archived data are available here: https://data.cdc.gov/resource/e5zk-7tx5 • Flu vaccine is produced by private manufacturers, so supply depends on manufacturers. Vaccine manufacturers have projected that they will supply the United States with as many as 173.5 million to 183.5 million doses of influenza vaccines for the 2022-2023 season. • Additional information is available: https://www.cdc.gov/flu/prevent/vaccine-supply-distribution.htm.