[[1549486800, 53] ,[1549490400, 19] ,[1549494000, 20] ,[1549497600, 14] ,[1549501200, 13] ,[1549504800, 9] ,[1549508400, 3] ,[1549512000, 7] ,[1549515600, 4] ,[1549519200, 13] ,[1549522800, 47] ,[1549526400, 38] ,[1549530000, 9] ,[1549533600, 9] ,[1549537200, 18] ,[1549540800, 24] ,[1549544400, 6] ,[1549548000, 18] ,[1549551600, 20] ,[1549555200, 34] ,[1549558800, 22] ,[1549562400, 38] ,[1549566000, 17] ,[1549569600, 3]