Sequences seen: 2015
First seen on: 2021-09-06
Last seen on: 2022-07-31
More data: https://outbreak.info/situation-reports?pango=BA.2.5
Note: In the above data, "seen" refers to the date the sample was collected, unless that date was not provided for a sequence, in which case it refers to the date it was submitted to NCBI.