[[1524369600, 2] ,[1524376800, 2] ,[1524380400, 3] ,[1524384000, 3] ,[1524387600, 1] ,[1524394800, 1] ,[1524398400, 1] ,[1524402000, 1] ,[1524405600, 1] ,[1524409200, 2] ,[1524412800, 1]