condition	mean	min	max
3 h after light	3.665655	1.40259	7.08794
7 h after light	3.1593058333333333	1.15388	5.15594
11 h after light	3.50678575	0.602569	6.41756
2 h after dark	4.51773	1.73805	6.96871
6 h after dark	4.071745	1.45912	7.52886
10 h after dark	3.75829	1.06562	6.49734