I'm curious. https://stats.moodle.org/ shows only the current distribution, no history. Here it is at the release of 5.1. I wonder how it will evolve towards the release of 5.2.

4.5 LTS | 22.1%
5.0 | 21.1%
4.1 LTS | 11.9%
4.4 | 7.6%

Suddenly the file picker doesn't work. We see a loading icon and when we click on the "add file" button, we see the following error: Unexpected token '
Are you surprised? I'm not. When the hosting IT works against the application, it has no chance - Moodle or anything.
Pay the subscription and ask the hosting to restore the site to the state it was before the subscription expired!