condition mean min max 1 h after light 3.7774373875 3.417900158 4.136974617 3 h after light 6.379881297666667 4.721985772 7.4305652779999996 5 h after light 7.976185117666667 6.506079193 9.311293798 7 h after light 7.642453159333333 6.398961513 8.274869792 9 h after light 7.690233727666667 6.119436853 9.443378917 11 h after light 8.429230466333333 7.4270743 9.854874553 1 h after dark 8.766342232333333 8.221130538999999 9.440175099 3 h after dark 8.365833782 7.821083989 8.667210929 5 h after dark 8.896768542666667 8.058802284 9.596044031 7 h after dark 10.230581587666666 9.586605752999999 11.00081664 9 h after dark 8.920497096333333 8.283211199 9.917543887 11 h after dark 9.119161010000001 8.495524896000001 9.554229888