add remove language chart show hidden hide
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month count
2018-01-01 00:00:00+00 31
2018-02-01 00:00:00+00 28
2018-03-01 00:00:00+00 31
2018-04-01 00:00:00+00 30
2018-05-01 00:00:00+00 23
SELECT 5