condition	mean	min	max
4 h after light	6.28046	6.0753	6.43577
8 h after light	5.967816666666667	5.91657	6.01147
12 h after light	6.07656	5.924519999999999	6.35637
4 h after dark	5.904403333333333	5.81987	6.01779
8 h after dark	5.824493333333333	5.742319999999999	5.86695
12 h after dark	5.864293333333333	5.75202	5.926769999999999