condition	mean	min	max
4 h after light	25.9	25.9	25.9
8 h after light	18.65	6.0	31.3
12 h after light	8.85	2.6	15.1
4 h after dark	8.35	2.6	14.1
8 h after dark	3.25	2.1	4.4
12 h after dark	4.05	3.3	4.8