The latest stats on Android version adoption in 2021 are in, and the first of these OS updates to drop the dessert theme remains in the lead, still running on over a quarter of all devices studied thus far. Then again, Android 11's share has now grown to nearly match it. Pie is still hanging on in there to a potentially surprising degree, whereas other, older versions might now be on the way out.
https://www.notebookcheck.net/Android-10-is-still-the-most-widely-used-version-of-its-OS-although-11-is-catching-up.581087.0.html