[[1548450000, 50] ,[1548453600, 49] ,[1548457200, 17] ,[1548460800, 2] ,[1548464400, 7] ,[1548468000, 3] ,[1548471600, 4] ,[1548475200, 1] ,[1548478800, 4] ,[1548482400, 4] ,[1548486000, 14] ,[1548489600, 43] ,[1548493200, 29] ,[1548496800, 25] ,[1548500400, 26] ,[1548504000, 32] ,[1548507600, 28] ,[1548511200, 33] ,[1548514800, 12] ,[1548518400, 36] ,[1548522000, 28] ,[1548525600, 15] ,[1548529200, 16] ,[1548532800, 8]