condition	mean	min	max
4 h after light	4.3	4.3	4.3
8 h after light	7.15	5.4	8.9
12 h after light	32.75	11.8	53.7
4 h after dark	6.5	5.9	7.1
8 h after dark	29.15	8.0	50.3
12 h after dark	36.1	7.2	65.0