condition	mean	min	max
0 h after light	11.326450000000001	11.0381	11.6148
4 h after light	9.939779999999999	9.30226	10.5773
8 h after light	6.47085	5.5506	7.3911
4 h after dark	8.0068	7.59819	8.41541
8 h after dark	13.8147	13.6788	13.9506
12 h after dark	9.726939999999999	9.72141	9.73247