Current breakdown at the time of this post sorted by the number of active users:
- lemmy.world: 101,013 users
- lemmy.ml: 41,972 users
- beehaw.org: 12,270 users
- sh.itjust.works: 17,509 users
- feddit.de: 8,675 users
- lemm.ee: 10,348 users
- lemmynsfw.com: 22,967 users
- lemmy.fmhy.ml: 8,777 users
- lemmy.ca: 5,072 users
- programming.dev: 5,058 users
To be fair, I am sure many people also have multiple accounts on the same instance. I am not sure what is the proportion between people opening accounts for backup like you and people just wanting alt accounts.