condition	mean	min	max
4 h after light	10.628350000000001	10.0524	11.2043
8 h after light	8.942779999999999	8.66115	9.22441
12 h after light	9.665220000000001	8.51524	10.8152
4 h after dark	12.78185	12.2963	13.2674
8 h after dark	13.26635	13.2077	13.325
12 h after dark	12.2451	11.5256	12.9646