I think you can only see the number of subscribers to a community from your instance. That doesn’t show how many ppl from lemmy.world or lemmy.blahaj.zone are subscribed to each community. It only shows how many ppl from lemmy.dbzer0.com are subscribed to each community.
If you searched the same thing on lemmy.world instead, you would see how many ppl from lemmy.world are subscribed to each community but not how many dbzer0 members are subscribed to which community.
I think you can only see the number of subscribers to a community from your instance. That doesn’t show how many ppl from lemmy.world or lemmy.blahaj.zone are subscribed to each community. It only shows how many ppl from lemmy.dbzer0.com are subscribed to each community.
If you searched the same thing on lemmy.world instead, you would see how many ppl from lemmy.world are subscribed to each community but not how many dbzer0 members are subscribed to which community.