condition	mean	min	max
4 h after light	7.0244	6.4907	7.5581
8 h after light	4.6696	4.28244	5.05676
12 h after light	4.9885	4.38186	5.59514
4 h after dark	5.700596666666667	5.33209	6.33632
8 h after dark	6.477306666666666	5.65124	7.08439
12 h after dark	5.75115	5.25856	6.09459