condition	mean	min	max
4 h after light	9.3	9.3	9.3
8 h after light	12.2	10.5	13.9
12 h after light	11.45	9.5	13.4
4 h after dark	55.95	14.7	97.2
8 h after dark	15.700000000000001	6.3	25.1
12 h after dark	17.05	7.2	26.9