condition	mean	min	max
0 h after light	12.353750000000002	10.2025	14.505
4 h after light	13.4244	11.6349	15.2139
8 h after light	5.8939	5.19059	6.59721
4 h after dark	14.7309	13.9426	15.5192
8 h after dark	13.4327	12.7659	14.0995
12 h after dark	11.1151	10.1707	12.0595