[[1514937600, 1] ,[1514941200, 2] ,[1514955600, 1] ,[1514959200, 3] ,[1514962800, 2] ,[1514966400, 3] ,[1514973600, 1] ,[1514977200, 5] ,[1514980800, 3] ,[1514984400, 2] ,[1514988000, 3] ,[1514991600, 2] ,[1514995200, 4] ,[1515002400, 17] ,[1515006000, 11] ,[1515009600, 9] ,[1515013200, 6] ,[1515016800, 4] ,[1515020400, 1]