[[1500080400, 1] ,[1500091200, 1] ,[1500102000, 2] ,[1500105600, 3] ,[1500109200, 4] ,[1500112800, 1] ,[1500116400, 2] ,[1500120000, 1] ,[1500127200, 2] ,[1500130800, 1] ,[1500134400, 4] ,[1500138000, 2] ,[1500145200, 1] ,[1500148800, 1] ,[1500152400, 2] ,[1500156000, 3]