[[1527818400, 1]
,[1527822000, 1]
,[1527829200, 1]
,[1527836400, 3]
,[1527840000, 2]
,[1527843600, 1]
,[1527847200, 1]
,[1527850800, 1]
,[1527865200, 2]
,[1527868800, 2]
,[1527872400, 1]
,[1527876000, 1]
,[1527879600, 3]
,[1527883200, 4]