condition	mean	min	max
4 h after light	8.7	8.7	8.7
8 h after light	13.799999999999999	8.2	19.4
12 h after light	8.450000000000001	2.1	14.8
4 h after dark	5.75	5.5	6.0
8 h after dark	9.65	1.0	18.3
12 h after dark	4.800000000000001	1.3	8.3