condition	mean	min	max
3 h after light	8.240416666666667	4.05877	15.4248
7 h after light	6.92196	3.6559	14.4291
11 h after light	6.166755	3.95301	8.98604
2 h after dark	8.325474166666666	6.30181	13.7794
6 h after dark	7.8909825	5.31773	10.3587
10 h after dark	8.672003333333333	5.90636	11.702