condition mean min max 4 h after light 0.7799805 0.722345 0.837616 8 h after light 0.7199375 0.533601 0.906274 12 h after light 0.3118605 0.277926 0.345795 4 h after dark 0.43485966666666664 0.268957 0.706151 8 h after dark 0.44967666666666667 0.372347 0.488654 12 h after dark 0.64448 0.4788 0.967241