condition mean min max 0 h after light 7.708385 7.47041 7.94636 2 h after light 9.465715 8.59733 10.3341 4 h after light 2.663075 2.61526 2.71089 8 h after light 0.733363 0.731969 0.734757 12 h after light 3.31633 2.72428 3.90838 2 h after dark 2.6534950000000004 2.23978 3.06721 4 h after dark 2.32206 1.95161 2.69251 8 h after dark 4.397005 4.29267 4.50134 12 h after dark 7.105935 6.6648 7.54707