condition	mean	min	max
4 h after light	6.59742	3.31063	9.58887
8 h after light	2.5285866666666665	1.95708	2.86496
12 h after light	3.26309	1.81659	3.98698
4 h after dark	9.38777	8.31778	10.8135
8 h after dark	25.714199999999998	22.7186	27.6745
12 h after dark	12.899466666666667	12.3184	13.3323