condition	mean	min	max
4 h after light	6.586046666666666	5.20855	7.63281
8 h after light	4.718233333333333	1.71115	8.33189
12 h after light	5.01102	3.13615	7.21218
4 h after dark	4.34807	3.93135	4.94898
8 h after dark	5.306979999999999	3.47653	6.95954
12 h after dark	2.1697266666666666	1.35776	3.28123