[[1528848000, 1]
,[1528851600, 3]
,[1528855200, 1]
,[1528862400, 2]
,[1528866000, 3]
,[1528869600, 3]
,[1528880400, 5]
,[1528884000, 4]
,[1528887600, 8]
,[1528891200, 5]
,[1528894800, 1]
,[1528898400, 4]
,[1528902000, 8]
,[1528905600, 5]
,[1528909200, 2]
,[1528912800, 9]
,[1528916400, 4]
,[1528923600, 1]