condition	mean	min	max
4 h after light	3.91397	0.0	6.20155
8 h after light	5.254713333333333	1.92096	8.23283
12 h after light	5.20369	3.72654	7.15694
4 h after dark	8.39561	7.71894	9.28127
8 h after dark	8.214316666666667	7.41034	9.2773
12 h after dark	4.86627	3.11601	6.8516