condition	mean	min	max
2 h after light	8.29979	6.78806	9.82799
6 h after light	8.448518333333332	4.83319	12.2854
10 h after light	7.88804	5.26147	11.9279
14 h after light	9.754711666666667	6.89208	12.6156
18 h after light	11.613453333333334	9.47722	15.8453
2 h after dark	9.74944	7.91901	12.5668