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SELECT DATEADD(##AI##, DATEDIFF(##AI##, 0, CreationDate), 0) AS [##AI##] , COUNT(DISTINCT Posts.Id) AS Count FROM Posts INNER JOIN PostTags ON PostTags.PostId = Posts.Id INNER JOIN Tags ON PostTags.TagId = Tags.Id WHERE (Tags.TagName like 'flutter%' ) AND PostTypeId = 1 AND CreationDate >= '2017-01-01' GROUP BY DATEADD(##AI##, DATEDIFF(##AI##, 0, CreationDate), 0) ORDER BY [##AI##] DESC -- AI: Aggregation Interval (MONTH, YEAR, WEEK)