condition mean min max 3 h after light 39.0938 36.3786 42.9856 6 h after light 55.9224 50.7547 61.8962 9 h after light 80.79163333333334 79.3201 82.0144 12 h after light 91.6138 59.7608 106.371 3 h after dark 112.72800000000001 108.992 116.92 6 h after dark 103.38723333333333 94.0207 108.085 9 h after dark 86.0577 74.9566 101.742 12 h after dark 55.7341 53.3479 58.1203