condition mean min max 1 h after light 9.566843723 9.566843723 9.566843723 3 h after light 9.323734267999999 7.403047336 11.2444212 5 h after light 8.130803896 7.998824485 8.262783307000001 7 h after light 7.344959981500001 6.398938645 8.290981318 9 h after light 6.9387821800000005 6.659392397 7.218171963 11 h after light 8.342420071 7.065504002999999 9.619336139 1 h after dark 11.869251705 10.22610276 13.51240065 3 h after dark 13.8204264 12.88206386 14.75878894 5 h after dark 17.624424615000002 15.85956848 19.38928075 7 h after dark 23.10872473 20.76563316 25.4518163 9 h after dark 25.89625135 25.82071675 25.97178595 11 h after dark 26.86554725 23.951694500000002 29.7794