จำนวนคะแนนโหวตของผู้โหวตสูงสุด 5 อันดับแรก ไม่จำเป็นต้องใช้ทุกตาราง
Amount of votes by top 5 voters.It is not neccessary to use all the tables.
 PostNoticeTypes:  Id [ number]  ClassId [ number]  Name [ text]  Body [ text]  IsHidden [ boolean]  Predefined [ boolean]  PostNoticeDurationId [ number] 
SELECT SUM(DownVotes), SUM(UpVotes), SUM(DownVotes) / CAST(TotalDown AS FLOAT) * 100 AS "% of downvotes", SUM(DownVotes) / CAST(TotalPosts AS FLOAT) * 100 AS "% of Posts Downvoted" FROM (SELECT Users.DownVotes, Users.UpVotes FROM Users ORDER BY Users.DownVotes DESC LIMIT 5) AS T CROSS JOIN (SELECT SUM(DownVotes) AS TotalDown FROM Users WHERE Users.Id != -1) AS D CROSS JOIN (SELECT SUM(DownVotes) AS TotalUp FROM Users WHERE Users.Id != -1) AS U CROSS JOIN (SELECT SUM(DownVotes) AS TotalPosts FROM Users WHERE Users.Id != -1) AS P GROUP BY TotalDown, TotalUp, TotalPosts