[[1511395200, 2]
,[1511398800, 1]
,[1511402400, 2]
,[1511413200, 4]
,[1511416800, 4]
,[1511420400, 5]
,[1511424000, 2]
,[1511427600, 3]
,[1511431200, 3]
,[1511434800, 2]
,[1511438400, 3]
,[1511442000, 5]
,[1511445600, 2]
,[1511449200, 3]
,[1511452800, 7]
,[1511456400, 3]
,[1511460000, 4]
,[1511463600, 5]
,[1511467200, 6]
,[1511470800, 3]
,[1511474400, 3]