condition	mean	min	max
0 h after light	5.07411	4.46074	5.68748
4 h after light	3.9107649999999996	3.61664	4.20489
8 h after light	3.375695	3.03576	3.71563
4 h after dark	5.78928	4.24952	7.32904
8 h after dark	5.78332	5.40491	6.16173
12 h after dark	5.12269	4.8742	5.37118