condition	mean	min	max
0 h after light	3.965405	3.58331	4.3475
4 h after light	6.2110199999999995	4.60105	7.82099
8 h after light	16.51455	15.4432	17.5859
4 h after dark	14.561350000000001	11.7855	17.3372
8 h after dark	10.47545	10.3411	10.6098
12 h after dark	4.386545	3.8458	4.92729