condition mean min max 4 h after light 40.73535 38.983 42.4877 8 h after light 73.6405 73.1814 74.0996 12 h after light 60.068799999999996 58.5922 61.5454 4 h after dark 103.55583333333334 99.9885 107.05 8 h after dark 31.124433333333336 29.0666 33.1818 12 h after dark 50.403 47.0434 56.783