condition	mean	min	max
4 h after light	6.0	6.0	6.0
8 h after light	30.2	20.1	40.3
12 h after light	18.049999999999997	2.8	33.3
4 h after dark	8.149999999999999	6.1	10.2
8 h after dark	7.35	6.1	8.6
12 h after dark	18.85	8.2	29.5