condition	mean	min	max
4 h after light	2.0268249999999997	1.99565	2.058
8 h after light	2.87294	2.48689	3.25899
12 h after light	4.4386849999999995	4.21166	4.66571
4 h after dark	4.8026599999999995	4.10375	5.50157
8 h after dark	3.1269850000000003	2.83808	3.41589
12 h after dark	2.74864	2.67433	2.82295