condition	mean	min	max
4 h after light	3.76582	3.15454	4.3771
8 h after light	5.4099900000000005	5.27465	5.54533
12 h after light	7.551875	7.21336	7.89039
4 h after dark	9.15899	8.60277	9.70581
8 h after dark	5.4121033333333335	5.13816	5.81737
12 h after dark	4.405683333333333	4.05998	4.91831