condition	mean	min	max
4 h after light	12.692697500000001	12.088497	13.296898
8 h after light	13.340733499999999	12.43557	14.245897
12 h after light	15.686317500000001	15.187788	16.184847
4 h after dark	12.43557	12.43557	12.43557
8 h after dark	9.7079235	8.458517	10.95733
12 h after dark	12.43557	12.43557	12.43557