condition	mean	min	max
4 h after light	22.929949999999998	18.698	27.1619
8 h after light	9.754535	9.56038	9.94869
12 h after light	4.5460899999999995	4.24257	4.84961
4 h after dark	4.565056666666667	4.17146	4.94059
8 h after dark	5.992953333333333	5.32974	6.66147
12 h after dark	6.5328	3.95571	8.59338