condition	mean	min	max
0 h after light	2.4647550000000003	2.1105	2.81901
4 h after light	3.47691	3.22566	3.72816
8 h after light	6.7000399999999996	6.26604	7.13404
4 h after dark	3.63384	3.29486	3.97282
8 h after dark	2.824225	2.27077	3.37768
12 h after dark	2.000715	1.71813	2.2833