condition	mean	min	max
0 h after light	5.01585	4.92197	5.10973
4 h after light	7.783385	7.55687	8.0099
8 h after light	14.990549999999999	14.777	15.2041
4 h after dark	14.789349999999999	12.0143	17.5644
8 h after dark	12.4422	11.8069	13.0775
12 h after dark	5.70857	4.12155	7.29559