condition	mean	min	max
4 h after light	31.6	30.1396	33.0604
8 h after light	16.40475	16.0373	16.7722
12 h after light	14.768550000000001	13.5809	15.9562
4 h after dark	15.8215	15.2924	16.2543
8 h after dark	21.797066666666666	21.4527	22.0832
12 h after dark	24.846033333333335	23.4507	27.0215