condition	mean	min	max
4 h after light	19.5	19.5	19.5
8 h after light	17.45	1.6	33.3
12 h after light	5.75	5.5	6.0
4 h after dark	3.6500000000000004	3.6	3.7
8 h after dark	26.05	4.9	47.2
12 h after dark	24.95	14.4	35.5