condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 10.098103333333333 4.63631 13.189 12 h after light 55.159 31.5429 66.9791 4 h after dark 78.49806666666667 75.036 82.6299 8 h after dark 16.142509999999998 5.66753 26.9047 12 h after dark 0.42336666666666667 0.0 1.2701