condition	mean	min	max
4 h after light	32.84465	32.0476	33.6417
8 h after light	16.7288	15.4194	18.0382
12 h after light	11.85475	10.9605	12.749
4 h after dark	12.069266666666666	12.0178	12.1616
8 h after dark	13.7474	12.6747	14.6973
12 h after dark	24.02146666666667	22.3933	25.4797