condition	mean	min	max
4 h after light	6.045395	5.23064	6.86015
8 h after light	6.627409999999999	5.96763	7.28719
12 h after light	6.79749	5.59208	8.0029
4 h after dark	9.243134999999999	8.74334	9.74293
8 h after dark	6.727795	6.13436	7.32123
12 h after dark	6.60784	6.47064	6.74504