condition	mean	min	max
4 h after light	4.61455	4.50269	4.771780000000001
8 h after light	4.691459999999999	4.58606	4.88395
12 h after light	4.626803333333333	4.5957099999999995	4.674869999999999
4 h after dark	4.6131633333333335	4.56658	4.70015
8 h after dark	4.612573333333334	4.44212	4.78138
12 h after dark	4.6102	4.5707699999999996	4.65723