condition	mean	min	max
4 h after light	6.69066	5.82289	7.55843
8 h after light	6.176159999999999	5.93366	6.41866
12 h after light	5.76063	5.66742	5.85384
4 h after dark	4.432455	3.7895	5.07541
8 h after dark	4.08209	4.03365	4.13053
12 h after dark	5.5779049999999994	5.02602	6.12979