condition	mean	min	max
4 h after light	9.3	9.3	9.3
8 h after light	12.4	7.0	17.8
12 h after light	6.65	2.5	10.8
4 h after dark	3.2	1.7	4.7
8 h after dark	7.15	5.7	8.6
12 h after dark	3.6999999999999997	2.3	5.1