[[1543622400, 1] ,[1543708800, 1] ,[1544054400, 2] ,[1544140800, 1] ,[1544227200, 1] ,[1544313600, 2] ,[1544400000, 1] ,[1544659200, 1] ,[1545004800, 1] ,[1545091200, 3] ,[1545177600, 4] ,[1545350400, 1] ,[1545436800, 2] ,[1545609600, 5] ,[1545782400, 5] ,[1545868800, 1]