[[1499392800, 2]
,[1499396400, 3]
,[1499400000, 2]
,[1499403600, 6]
,[1499407200, 1]
,[1499410800, 2]
,[1499414400, 2]
,[1499418000, 3]
,[1499454000, 2]
,[1499457600, 6]
,[1499464800, 1]
,[1499468400, 3]