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WITH closed_and_edited AS ( SELECT c.PostId, MIN(e.CreationDate) AS EditDate FROM PostHistory AS c INNER JOIN PostHistory AS e ON c.PostId = e.PostId AND c.PostHistoryTypeId = 10 -- Post Closed AND e.PostHistoryTypeId = 5 -- Edit Body AND c.CreationDate < e.CreationDate GROUP BY c.PostId ) SELECT COUNT(*) AS 'Closed and edited', COUNT(oa.PostId) AS 'Closed, edited and reopened', ROUND(COUNT(oa.PostId) * 100.0 / COUNT(*), 2) AS '%' FROM closed_and_edited AS q OUTER APPLY ( SELECT PostId FROM PostHistory WHERE PostId = q.PostId AND PostHistoryTypeId = 11 -- Post Reopened AND CreationDate >= q.EditDate ) oa