condition	mean	min	max
4 h after light	10.7	10.7	10.7
8 h after light	12.75	11.5	14.0
12 h after light	14.05	13.7	14.4
4 h after dark	32.85	12.1	53.6
8 h after dark	13.25	10.7	15.8
12 h after dark	7.6	4.0	11.2