condition	mean	min	max
4 h after light	8.64264	7.36117	9.92411
8 h after light	5.857010000000001	5.85245	5.86157
12 h after light	7.967775	7.05342	8.88213
4 h after dark	10.9805	10.7182	11.1619
8 h after dark	13.226666666666667	12.5588	14.1381
12 h after dark	10.084	8.9557	10.8325