instruction: Posts tagged as Alfresco over time.
response: SELECT DATEADD(m, -DATEDIFF(m, CreationDate, GETDATE()), GETDATE()), COUNT(*) AS questions FROM Tags INNER JOIN PostTags ON PostTags.TagId = Tags.Id INNER JOIN Posts ON Posts.Id = PostTags.PostId WHERE Tags.TagName = 'alfresco' GROUP BY DATEADD(m, -DATEDIFF(m, CreationDate, GETDATE()), GETDATE()) ORDER BY DATEADD(m, -DATEDIFF(m, CreationDate, GETDATE()), GETDATE())