condition	mean	min	max
4 h after light	2.0	2.0	2.0
8 h after light	20.1	8.2	32.0
12 h after light	6.199999999999999	2.3	10.1
4 h after dark	8.05	6.9	9.2
8 h after dark	5.7	4.4	7.0
12 h after dark	6.25	5.3	7.2