instruction: Distribution of question score for tag.
response: WITH qs AS (SELECT q.Score AS Score, COUNT(*) AS Count FROM Posts AS q INNER JOIN PostTags ON PostTags.PostId = q.Id INNER JOIN Tags ON PostTags.TagId = Tags.Id WHERE Tags.TagName = '##tag:string##' GROUP BY q.Score) SELECT qs.Score AS Accepted_Answer_Score, qs.Count, SUM(cumul.Count) * 100 / (SELECT SUM(Count) FROM qs) AS Cumulative_Percentage FROM qs INNER JOIN qs AS cumul ON cumul.Score <= qs.Score GROUP BY qs.Score, qs.Count ORDER BY qs.Score