condition	mean	min	max
2 h after light	7.50391	7.25295	7.80454
6 h after light	9.83131	9.77487	9.94072
10 h after light	8.653636666666667	7.78502	9.58767
2 h after dark	6.529183333333333	5.82624	7.29807
6 h after dark	4.432033333333333	4.37402	4.48943
10 h after dark	4.23839	3.8874	4.41733