condition mean min max 4 h after light 11.1411 10.7926 11.4896 8 h after light 10.3656 10.057 10.6742 12 h after light 9.992885 9.45047 10.5353 4 h after dark 11.8975 10.148 13.647 8 h after dark 11.779399999999999 10.9887 12.5701 12 h after dark 13.675999999999998 13.4287 13.9233