[[1514937600, 2] ,[1514944800, 1] ,[1514952000, 1] ,[1514955600, 1] ,[1514962800, 4] ,[1514966400, 5] ,[1514970000, 4] ,[1514973600, 3] ,[1514977200, 1] ,[1514980800, 2] ,[1514984400, 9] ,[1514988000, 2] ,[1514991600, 1] ,[1514995200, 1] ,[1514998800, 3] ,[1515002400, 2] ,[1515009600, 6] ,[1515013200, 2]