condition	mean	min	max
4 h after light	3.40921	2.39261	4.86212
8 h after light	2.282912666666667	0.670028	3.47396
12 h after light	2.6602099999999997	2.09826	3.40725
4 h after dark	4.757663333333333	3.87107	5.46908
8 h after dark	4.358206666666667	2.36347	5.83943
12 h after dark	4.27004	3.81488	4.93416