condition	mean	min	max
4 h after light	5.703845	5.23974	6.16795
8 h after light	4.206045	4.08904	4.32305
12 h after light	4.05202	3.77877	4.32527
4 h after dark	5.6930233333333335	5.3208	6.17033
8 h after dark	6.840626666666667	5.80025	7.72377
12 h after dark	5.710226666666666	5.10267	6.47102