condition	mean	min	max
4 h after light	6.757045	6.63315	6.88094
8 h after light	9.076555	8.01551	10.1376
12 h after light	13.6397	13.2572	14.0222
4 h after dark	13.51905	12.5655	14.4726
8 h after dark	8.2979	7.38303	9.21277
12 h after dark	8.798365	7.69055	9.90618