No ranking at the moment this is the list I’m tracking:

https://nostr.wine (8888 sats)

https://eden.nostr.land (5000 sats)

https://puravida.nostr.land (10000 sats)

https://nostr.milou.lol (1000 sats)

https://nostr.orangepill.dev (2500 sats)

(Disclosure I run nostr.wine)