condition mean min max 4 h after light 86.7397875 73.926647 99.552928 8 h after light 84.14903699999999 77.545011 90.753063 12 h after light 89.3678 82.812889 95.922711 4 h after dark 121.9703835 94.770543 149.170224 8 h after dark 130.9912205 108.428152 153.554289 12 h after dark 98.238789 98.238789 98.238789