condition	mean	min	max
4 h after light	0.3	0.3	0.3
8 h after light	2.15	1.8	2.5
12 h after light	1.7	0.6	2.8
4 h after dark	9.75	4.5	15.0
8 h after dark	6.1	1.5	10.7
12 h after dark	0.8999999999999999	0.4	1.4