The biggest surprise for me was the https://hexbear.net count, an instance I hardly interact with.

beehaw.org hexbear.net lemdro.id lemmy.blahaj.zone lemmy.dbzer0.com lemmy.ml lemmy.one lemmy.world lemmynsfw.com sh.itjust.works sopuli.xyz
Community Count 6 33 1 1 1 14 1 39 2 1 1
Community Subscriber Count 133450 663204 17052 15907 53006 356460 16257 851950 33586 16006 14093

The data this is based on comes from https://lemmyverse.net where you can just download a full json of the data they have (I excluded all communities marked as "suspicious")