condition	mean	min	max
4 h after light	7.754865000000001	6.86673	8.643
8 h after light	7.672705	7.38031	7.9651
12 h after light	8.726009999999999	8.57641	8.87561
4 h after dark	9.976365	9.60723	10.3455
8 h after dark	10.750900000000001	10.3755	11.1263
12 h after dark	10.47115	10.094	10.8483