condition mean min max 3 h after light 208.23966666666666 190.064 243.974 6 h after light 84.62193333333333 72.6028 91.5431 9 h after light 23.731233333333332 17.9531 29.9731 12 h after light 8.72758 7.05267 9.82795 3 h after dark 13.0977 12.6268 13.9021 6 h after dark 32.7829 30.8073 33.7893 9 h after dark 70.54803333333334 57.3386 80.322 12 h after dark 127.006 114.66 136.648