condition	mean	min	max
4 h after light	8.1193275	7.714672	8.523983
8 h after light	7.746415	7.365905	8.126925
12 h after light	8.644157	8.126925	9.161389
4 h after dark	8.6944885	8.314721	9.074256
8 h after dark	8.879097999999999	8.126925	9.631271
12 h after dark	7.374922	7.374922	7.374922