condition mean min max 3 h after light 58.6516 54.2104 61.4585 6 h after light 64.36063333333334 52.4448 71.8973 9 h after light 71.9021 66.9979 81.0846 12 h after light 75.081875 60.9015 87.3958 3 h after dark 96.2557 90.3354 101.023 6 h after dark 73.42073333333333 70.2463 78.4849 9 h after dark 57.736200000000004 52.322 68.1864 12 h after dark 51.004599999999996 48.5317 53.4775