condition	mean	min	max
4 h after light	2.7625849999999996	2.58938	2.93579
8 h after light	2.739625	1.58572	3.89353
12 h after light	6.49823	4.28148	8.71498
4 h after dark	4.687655	4.57922	4.79609
8 h after dark	6.96094	5.5138	8.40808
12 h after dark	2.96652	1.94863	3.98441