condition	mean	min	max
3 h after light	12.223359166666667	4.91464	30.4943
7 h after light	19.231525	11.2649	26.4769
11 h after light	15.552508333333334	11.7934	20.4983
2 h after dark	12.7762125	5.9393	18.6191
6 h after dark	11.5032575	8.44777	18.2591
10 h after dark	9.2988975	5.3386	16.5482