What to know
Flu vaccines are produced by private manufacturers, so supply depends on manufacturers. For the 2020-2021 season, manufacturers projected they would provide as many as 194 to 198 million doses of flu vaccine for the U.S. market.

Total Doses Distributed
| Week | Total Doses Distributed (in millions) |
|---|---|
| 2/26/2021 | 193.8 M |
| 2/12/2021 | 193.7 M |
| 2/5/2021 | 193.6 M |
| 1/29/2021 | 193.4 M |
| 1/15/2021 | 193.2 M |
| 1/8/2021 | 192.9 M |
| 1/1/2021 | 192.5 M |
| 12/25/2020 | 192.3 M |
| 12/18/2020 | 192.1 M |
| 12/11/2020 | 190.4 M |
| 12/4/2020 | 189.4 M |
| 11/27/2020 | 188.0 M |
| 11/20/2020 | 186.9 M* |
| 11/13/2020 | 183.0 M |
| 11/6/2020 | 179.6 M |
| 10/30/2020 | 172.3 M |
| 10/23/2020 | 164.7 M |
| 10/16/2020 | 154.6 M |
| 10/9/2020 | 139.4 M |
| 10/2/2020 | 124.2 M |
| 9/25/2020 | 105.5 M |
| 9/18/2020 | 87.5 M |
| 9/11/2020 | 66.6 M |
| 9/4/2020 | 47.6 M |
| 8/28/2020 | 32.4 M |
| 8/21/2020 | 21.8 M |
| 8/14/2020 | 13.7 M |
*This number has been corrected from 197.4M doses, which was incorrectly reported for the week of November 20, 2020.