Most used Android versions

As a developer I am interested in which versions of Android are most used.

On site statcounter.com I found a chart answering my question.

So…here are the statistics on July 2022.

This chart is worldwide:

… and in comparison with Russian Federation:

The leaders are:

1. 10/11
2. 9.0 Pie
3. 12
4. 8.1 Oreo

Other versions spread less than 4-5% of users.