condition	mean	min	max
4 h after light	4.2	4.2	4.2
8 h after light	4.05	3.9	4.2
12 h after light	3.85	3.2	4.5
4 h after dark	3.45	3.4	3.5
8 h after dark	5.8999999999999995	3.1	8.7
12 h after dark	3.45	3.0	3.9