condition	mean	min	max
4 h after light	2.77287	1.18034	4.45022
8 h after light	2.800441	0.517773	4.55144
12 h after light	3.58709	2.98584	4.23756
4 h after dark	6.886566666666667	5.65177	8.15695
8 h after dark	6.22443	3.845	8.2295
12 h after dark	8.509663333333332	7.11995	10.0659