condition mean min max 1 h after light 0.8475684615 0.719457172 0.9756797509999999 3 h after light 2.6569459673333333 1.9631164380000001 3.67338613 5 h after light 3.3428289380000002 2.8402552310000004 4.19202432 7 h after light 4.531505115 2.882282348 5.52276949 9 h after light 5.382164765666667 3.320970789 7.146730252 11 h after light 6.280085962 5.331258265 6.769262754 13 h after light 6.706311666666666 4.7145375089999995 8.685006884 15 h after light 6.560869976333334 6.443524432 6.785463276000001 1 h after dark 8.098854217 6.605711905 9.327565652999999 3 h after dark 8.561648845333334 7.960070312999999 8.899428468 5 h after dark 7.263830717333334 7.115127316000001 7.38400665 7 h after dark 6.259582489666667 4.466613737 8.30549661