[[1499734800, 1]
,[1499742000, 1]
,[1499745600, 2]
,[1499749200, 4]
,[1499752800, 7]
,[1499756400, 2]
,[1499760000, 7]
,[1499763600, 4]
,[1499767200, 4]
,[1499770800, 1]
,[1499774400, 1]
,[1499778000, 1]
,[1499781600, 2]
,[1499785200, 2]
,[1499788800, 15]
,[1499792400, 7]
,[1499796000, 1]
,[1499799600, 3]
,[1499803200, 1]
,[1499806800, 1]
,[1499810400, 2]