condition	mean	min	max
3 h after light	15.187	10.1848	23.7668
7 h after light	13.8719575	6.98001	27.2569
11 h after light	15.79595	8.67567	32.23
2 h after dark	17.7932	10.5795	26.4832
6 h after dark	17.651248333333335	9.70138	29.4278
10 h after dark	17.552885	8.38793	37.6931