2013-05-01T00:00:00 4-
2013-05-01T03:00:00 4-
2013-05-01T06:00:00 4-
2013-05-01T09:00:00 4o
2013-05-01T12:00:00 5o
2013-05-01T15:00:00 5o
2013-05-01T18:00:00 5+
2013-05-01T21:00:00 5o