[[1542153600, 4] ,[1542157200, 1] ,[1542168000, 5] ,[1542171600, 4] ,[1542178800, 2] ,[1542182400, 1] ,[1542186000, 7] ,[1542189600, 8] ,[1542193200, 2] ,[1542196800, 3] ,[1542200400, 4] ,[1542204000, 15] ,[1542207600, 10] ,[1542211200, 2] ,[1542214800, 10] ,[1542218400, 1] ,[1542222000, 9] ,[1542225600, 27] ,[1542229200, 12] ,[1542232800, 4]