Continuing from the first part, I managed to collect data from Jan to Jul 2021 but unfortunately in the middle of August my VM got rebooted and I forgot to re-run the collecting script so these are all the full months 2021 data that I have.
| Period | CPAN releases | CPAN authors | Hackage releases | Hackage authors |
| Jan 2021 | 1184 | 229 | 574 | 229 |
| Feb 2021 | 1016 | 223 | 737 | 220 |
| Mar 2021 | 1001 | 229 | 783 | 258 |
| Apr 2021 | 979 | 230 | 540 | 193 |
| Jun 2021 | 982 | 220 | 491 | 170 |
| Jul 2021 | 951 | 187 | 562 | 195 |
Draw the conclusion yourself. I end my curiosity here, but might compare again in the future.
perlancar's blog 