condition	mean	min	max
4 h after light	2.7630850000000002	2.0663	3.45987
8 h after light	4.59729	4.28992	4.90466
12 h after light	5.50127	5.23934	5.7632
4 h after dark	6.232905	4.75895	7.70686
8 h after dark	8.029029999999999	6.99047	9.06759
12 h after dark	9.642565000000001	8.81513	10.47