Top 100 Users that rarely upvote in comparison to the estimated amount of upvotes they received (doesn't account for e.g. bounties but should give a sufficient estimation). Useful settings (MinRep, MinUpvotes): (1000, 100), (10000, 0).
Q&A about the site for anime and manga fans
-- Enter Query Title -- Enter Query Description select top 100 id as [User Link], round((100.0 * (Reputation/10)) / (Upvotes+1), 2) as [Ratio %], Reputation as Rep, UpVotes as [+ Votes], DownVotes [- Votes] from Users where Reputation > ##MinRep## and Upvotes > ##MinUpvotes## order by [Ratio %] desc