condition	mean	min	max
0 h after light	6.27825	5.7754	6.7811
4 h after light	5.574145	5.32686	5.82143
8 h after light	4.8192699999999995	4.10898	5.52956
4 h after dark	6.632125	5.85515	7.4091
8 h after dark	7.892545	7.82872	7.95637
12 h after dark	7.26939	7.15868	7.3801