condition	mean	min	max
4 h after light	4.83088	4.601369999999999	5.02417
8 h after light	5.03386	5.00962	5.04873
12 h after light	5.14548	5.1298900000000005	5.17204
4 h after dark	5.032706666666667	4.83185	5.274369999999999
8 h after dark	4.880983333333333	4.7838199999999995	4.99249
12 h after dark	4.746576666666667	4.53524	4.883859999999999