condition	mean	min	max
4 h after light	7.021763333333333	4.19651	8.99424
8 h after light	4.474994	0.760572	7.39309
12 h after light	6.04879	3.56814	9.24744
4 h after dark	8.14922	5.03953	9.71055
8 h after dark	6.582283333333334	4.23249	7.85445
12 h after dark	7.319286666666667	6.48172	8.32216