condition	mean	min	max
4 h after light	4.79101	4.64939	4.93263
8 h after light	5.219245	4.85143	5.58706
12 h after light	3.462815	3.31181	3.61382
4 h after dark	3.06212	2.80355	3.32069
8 h after dark	2.5855550000000003	2.5655	2.60561
12 h after dark	4.410995	4.39214	4.42985