condition mean min max 4 h after light 10.7215615 9.650615 11.792508 8 h after light 11.652349999999998 10.058694 13.246006 12 h after light 9.950971 8.558263 11.343679 4 h after dark 11.444545999999999 8.806976 14.082116 8 h after dark 11.650901000000001 11.343679 11.958123 12 h after dark 9.008518 9.008518 9.008518