condition	mean	min	max
4 h after light	7.40158	7.25201	7.55115
8 h after light	4.565765000000001	4.06148	5.07005
12 h after light	5.934480000000001	5.49769	6.37127
4 h after dark	12.026895	7.59429	16.4595
8 h after dark	5.053929999999999	4.47218	5.63568
12 h after dark	8.380045	7.93564	8.82445