condition	mean	min	max
0 h after light	17.57855	15.9879	19.1692
2 h after light	6.02253	6.00947	6.03559
4 h after light	6.489179999999999	6.45496	6.5234
8 h after light	6.302595	5.79958	6.80561
12 h after light	7.289415	7.00509	7.57374
2 h after dark	10.45646	9.35492	11.558
4 h after dark	11.27925	10.7373	11.8212
8 h after dark	18.58315	18.2739	18.8924
12 h after dark	17.370449999999998	16.2556	18.4853