condition	mean	min	max
4 h after light	3.7644100000000003	2.20914	5.66166
8 h after light	6.032566666666667	0.95115	11.5561
12 h after light	7.655703333333333	4.09967	11.7299
4 h after dark	6.884743333333333	3.60314	8.58997
8 h after dark	3.5713399999999997	1.74531	4.54118
12 h after dark	3.39417	3.14397	3.78425