condition	mean	min	max
4 h after light	15.0249	13.3507	16.6991
8 h after light	11.1006	10.3244	11.8768
12 h after light	8.090105	7.5613	8.61891
4 h after dark	10.1282	8.1922	11.38
8 h after dark	12.664933333333334	11.7531	14.1846
12 h after dark	15.980833333333333	14.7977	18.3061