condition	mean	min	max
4 h after light	3.3	3.3	3.3
8 h after light	8.65	7.5	9.8
12 h after light	3.95	2.2	5.7
4 h after dark	3.4499999999999997	2.8	4.1
8 h after dark	5.1	5.0	5.2
12 h after dark	3.6999999999999997	2.8	4.6