[[1499040000, 1] ,[1499126400, 2] ,[1499558400, 2] ,[1499731200, 5] ,[1499817600, 1] ,[1499904000, 2] ,[1499990400, 3] ,[1500076800, 3] ,[1500163200, 3] ,[1500249600, 3] ,[1500681600, 1] ,[1500768000, 1] ,[1500854400, 1] ,[1500940800, 3] ,[1501113600, 1] ,[1501286400, 3]