[[1504245600, 1]
,[1504249200, 1]
,[1504252800, 1]
,[1504256400, 2]
,[1504260000, 1]
,[1504263600, 1]
,[1504267200, 2]
,[1504270800, 1]
,[1504281600, 2]
,[1504285200, 4]
,[1504292400, 1]
,[1504296000, 2]
,[1504299600, 2]