The most popular npubs here are actually probably the most prolific zappers.
Discussion
This would actually be a really interesting analysis to see if they net more or less sats from zaps received after accounting for the zaps they give.
You should reach out to the nostr:nprofile1qqs9xtvrphl7p8qnua0gk9zusft33lqjkqqr7cwkr6g8wusu0lle8jcpp3mhxue69uhkyunz9e5k7qg4waehxw309ajkgetw9ehx7um5wghxcctwvsqs6amnwvaz7tmwdaejumr0ds2g5zx8 team to see if you can get your hands on some zapping data for a future chart 👀