condition	mean	min	max
0 h after light	3.02789	2.71733	3.33845
4 h after light	6.278285	5.9659	6.59067
8 h after light	4.291485	4.24793	4.33504
4 h after dark	4.51926	3.48371	5.55481
8 h after dark	8.148325	7.46026	8.83639
12 h after dark	4.649815	3.46518	5.83445