condition	mean	min	max
4 h after light	5.35225	4.38309	6.32141
8 h after light	6.495514999999999	6.17498	6.81605
12 h after light	5.685420000000001	5.21102	6.15982
4 h after dark	4.69896	3.79439	5.51776
8 h after dark	4.840676666666667	4.06683	5.71106
12 h after dark	3.49983	3.08127	3.84471