condition	mean	min	max
0 h after light	8.00911	7.64847	8.36975
4 h after light	5.747955	5.6993	5.79661
8 h after light	6.504795	5.86002	7.14957
4 h after dark	8.461115	6.53603	10.3862
8 h after dark	9.20985	8.404	10.0157
12 h after dark	7.963045	6.22207	9.70402