condition mean min max 4 h after light 132.6139925 127.380544 137.847441 8 h after light 129.44445050000002 118.501607 140.387294 12 h after light 131.884745 114.800002 148.969488 4 h after dark 172.8786965 129.063798 216.693595 8 h after dark 153.960015 111.548036 196.371994 12 h after dark 122.662804 122.662804 122.662804