condition	mean	min	max
4 h after light	1.1	1.1	1.1
8 h after light	6.7	0.5	12.9
12 h after light	5.5	1.8	9.2
4 h after dark	7.8	0.4	15.2
8 h after dark	6.7	2.5	10.9
12 h after dark	4.4	1.1	7.7