Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
SELECT FLOOR(LOG(1.0 * Reputation) / LOG(2.0)) AS Log2Rep, SUM(DownVotes) AS DownVotes FROM Users WHERE DownVotes > 0 AND Id > 0 AND Reputation > 1 GROUP BY FLOOR(LOG(1.0 * Reputation) / LOG(2.0)) ORDER BY Log2Rep