condition mean min max 0 h after light 10.2136 10.1756 10.2516 4 h after light 6.664425 4.98322 8.34563 8 h after light 14.0687 13.5852 14.5522 4 h after dark 8.745045000000001 8.1607 9.32939 8 h after dark 7.766500000000001 7.65956 7.87344 12 h after dark 5.682359999999999 4.22643 7.13829