[[1527649200, 1]
,[1527656400, 1]
,[1527663600, 3]
,[1527667200, 3]
,[1527670800, 3]
,[1527674400, 3]
,[1527678000, 4]
,[1527685200, 3]
,[1527688800, 1]
,[1527692400, 1]
,[1527696000, 1]
,[1527703200, 3]
,[1527706800, 4]
,[1527714000, 1]