[[1501545600, 9] ,[1501632000, 7] ,[1501718400, 1] ,[1501804800, 4] ,[1501891200, 4] ,[1502064000, 1] ,[1502150400, 2] ,[1502236800, 7] ,[1502409600, 3] ,[1502496000, 4] ,[1502928000, 11] ,[1503100800, 1] ,[1503532800, 4] ,[1503619200, 5] ,[1503705600, 6] ,[1503878400, 3] ,[1503964800, 1] ,[1504051200, 1] ,[1504137600, 1]