[[1505354400, 2] ,[1505358000, 1] ,[1505361600, 1] ,[1505365200, 1] ,[1505368800, 4] ,[1505376000, 2] ,[1505379600, 2] ,[1505383200, 2] ,[1505386800, 1] ,[1505390400, 3] ,[1505394000, 7] ,[1505397600, 5] ,[1505401200, 1] ,[1505404800, 3] ,[1505408400, 1] ,[1505412000, 2] ,[1505415600, 6] ,[1505419200, 1] ,[1505422800, 4] ,[1505426400, 3]