The percentage of suggested edits that each user on the site accepts out of their total reviews. Users with less than 25 reviews don't qualify.
Q&A about the site for Drupal developers and administrators
SELECT UserId AS [User Link], SUM(CASE WHEN VoteTypeId = 2 THEN 1 ELSE 0 END) AS [Accepts], SUM(CASE WHEN VoteTypeId = 3 THEN 1 ELSE 0 END) AS [Rejects], COUNT(*) AS [Total Reviews], (CAST(SUM(CASE WHEN VoteTypeId = 2 THEN 1 ELSE 0 END) AS DECIMAL) / COUNT(*)) * 100 AS [Accept percentage] FROM SuggestedEditVotes WHERE UserId <> -1 -- Ignore the community user GROUP BY UserId HAVING COUNT(*) >= 50 -- Ignore users with less than 50 reviews ORDER BY (CAST(SUM(CASE WHEN VoteTypeId = 2 THEN 1 ELSE 0 END) AS DECIMAL) / COUNT(*)) DESC