condition	mean	min	max
0 h after light	7.18603	6.28271	8.08935
4 h after light	3.003725	2.87096	3.13649
8 h after light	1.64201	1.61862	1.6654
4 h after dark	3.62378	2.94581	4.30175
8 h after dark	3.7330550000000002	3.13309	4.33302
12 h after dark	5.7479499999999994	5.50512	5.99078