From the start of 2020 till this time last year we had nearly 3 times more gameplay updates compared to this year. 15 compared to 6 despite 2020 introducing covid and the "challenges" it brings to development.
Jan 1 2021- July 29 2021
- 7.29d
- 7.29c
- 7.29b
- 7.29
- 7.28c
- 7.28b
Jan 1 2020- July 29 2020
- 7.27c
- 7.27b
- 7.27a
- 7.27
- 7.26c
- 7.26b
- 7.26a
- 7.26
- 7.25c
- 7.25b
- 7.25a
- 7.25
- 7.24b
- 7.24
- 7.23f
Source: https://www.reddit.com/r/DotA2/comments/ou79su/gameplay_update_frequency_comparison/