condition	mean	min	max
4 h after light	9.2	9.2	9.2
8 h after light	9.3	6.2	12.4
12 h after light	6.35	5.2	7.5
4 h after dark	20.950000000000003	7.2	34.7
8 h after dark	3.3	3.0	3.6
12 h after dark	6.05	4.6	7.5