[[1546560000, 7] ,[1546563600, 11] ,[1546567200, 5] ,[1546570800, 3] ,[1546574400, 6] ,[1546578000, 5] ,[1546581600, 7] ,[1546585200, 6] ,[1546588800, 5] ,[1546592400, 8] ,[1546596000, 18] ,[1546599600, 34] ,[1546603200, 32] ,[1546606800, 45] ,[1546610400, 57] ,[1546614000, 67] ,[1546617600, 65] ,[1546621200, 46] ,[1546624800, 38] ,[1546628400, 34] ,[1546632000, 24] ,[1546635600, 21] ,[1546639200, 17] ,[1546642800, 2]