instruction: question score vs top answer score.
response: SELECT rbin, COUNT(*) FROM (SELECT ROUND(CAST(q.Score AS FLOAT) / a.maxScore, 1) AS rbin FROM (SELECT ParentId, MAX(Score) AS maxScore FROM Posts WHERE PostTypeId = 2 GROUP BY ParentId) AS a JOIN Posts AS q ON q.Id = a.ParentId WHERE a.maxScore >= '##minTopAnswerScore?5##' AND q.Score >= '##minQuestionScore?0##') AS r GROUP BY rbin ORDER BY rbin