condition	mean	min	max
4 h after light	6.941050000000001	5.66302	8.21908
8 h after light	5.061235	4.7974	5.32507
12 h after light	2.4332599999999998	2.06851	2.79801
4 h after dark	1.8539700000000001	1.50284	2.14563
8 h after dark	1.2792436666666667	0.967901	1.51537
12 h after dark	5.231213333333334	4.36695	6.34821