[[1540857600, 4] ,[1540861200, 7] ,[1540864800, 5] ,[1540868400, 2] ,[1540872000, 4] ,[1540875600, 4] ,[1540879200, 4] ,[1540882800, 7] ,[1540886400, 11] ,[1540890000, 14] ,[1540893600, 10] ,[1540897200, 25] ,[1540900800, 15] ,[1540904400, 9] ,[1540908000, 12] ,[1540911600, 18] ,[1540915200, 12] ,[1540918800, 14] ,[1540922400, 11] ,[1540926000, 13] ,[1540929600, 13] ,[1540933200, 16] ,[1540936800, 5] ,[1540940400, 1]