[[1528160400, 2] ,[1528164000, 1] ,[1528167600, 2] ,[1528174800, 1] ,[1528182000, 2] ,[1528185600, 6] ,[1528189200, 9] ,[1528192800, 10] ,[1528196400, 5] ,[1528200000, 2] ,[1528203600, 8] ,[1528207200, 19] ,[1528210800, 16] ,[1528214400, 18] ,[1528218000, 14] ,[1528221600, 21] ,[1528225200, 12] ,[1528228800, 13] ,[1528232400, 3]