[[1538096400, 1] ,[1538107200, 2] ,[1538110800, 2] ,[1538114400, 9] ,[1538118000, 1] ,[1538121600, 1] ,[1538125200, 4] ,[1538128800, 1] ,[1538132400, 4] ,[1538136000, 4] ,[1538139600, 5] ,[1538143200, 4] ,[1538146800, 5] ,[1538150400, 3] ,[1538154000, 6] ,[1538157600, 4] ,[1538161200, 5] ,[1538164800, 3] ,[1538168400, 4] ,[1538172000, 5]