condition	mean	min	max
0 h after light	3.03237	1.81715	4.24759
4 h after light	3.6331700000000002	3.08591	4.18043
8 h after light	6.37021	5.54925	7.19117
4 h after dark	4.76501	2.98621	6.54381
8 h after dark	6.885535	6.01584	7.75523
12 h after dark	3.865995	1.81471	5.91728