condition	mean	min	max
0 h after light	5.263109999999999	5.20588	5.32034
4 h after light	4.096489999999999	3.78212	4.41086
8 h after light	8.1817	7.30501	9.05839
4 h after dark	7.48749	7.19786	7.77712
8 h after dark	5.993615	5.40692	6.58031
12 h after dark	6.04772	5.93101	6.16443