condition	mean	min	max
3 h after light	2.50798	1.88745	3.58875
6 h after light	3.20648	2.4665	4.31129
9 h after light	3.018406666666667	2.83297	3.22318
12 h after light	3.8674	3.5114	4.22451
3 h after dark	5.1737400000000004	4.63203	5.52674
6 h after dark	4.09132	3.08503	5.62575
9 h after dark	3.49877	2.23418	4.24096
12 h after dark	3.52236	3.51668	3.52804