[[1520384400, 1]
,[1520388000, 1]
,[1520391600, 10]
,[1520395200, 8]
,[1520398800, 7]
,[1520402400, 5]
,[1520406000, 15]
,[1520409600, 8]
,[1520413200, 2]
,[1520416800, 1]
,[1520420400, 5]
,[1520424000, 3]
,[1520427600, 5]
,[1520434800, 4]
,[1520438400, 5]
,[1520442000, 1]
,[1520445600, 3]
,[1520452800, 3]
,[1520456400, 3]
,[1520460000, 2]