1901-2000 Inches 1 4.41 3.69 0.72 92 37 1933 1967 1924 1923 top-third 1914 2 6.52 7.19 -0.67 50 79 2012 1967 1924 1923 normal 3 8.89 9.44 -0.55 59 70 1934 1905 1924 1923 normal 4 9.51 10.73 -1.22 44 85 1934 1915 1924 1923 normal 1970 5 10.07 11.39 -1.32 42 87 1934 1915 1924 1923 bottom-third 6 10.37 11.89 -1.52 39 90 1934 1915 1924 1923 bottom-third 7 12.11 12.49 -0.38 60 68 2002 1915 1924 1923 normal 1978 8 12.39 13.33 -0.94 50 78 1934 1915 1924 1923 normal 1990 9 13.42 14.75 -1.33 43 85 1934 1915 1924 1923 normal 1961 10 15.64 16.90 -1.26 44 84 1934 1947 1924 1923 normal 1975 11 17.82 19.60 -1.78 35 93 1956 1947 1922 1924 bottom-third 12 21.28 22.65 -1.37 45 83 1956 2019 1922 1924 normal 18 30.72 34.54 -3.82 23 105 1937 1916 1922 1924 bottom-third 24 44.54 45.32 -0.78 47 80 1937 2019 1922 1924 normal 36 69.17 67.89 1.28 69 57 1938 2020 1924 1921 normal 48 89.91 90.44 -0.53 53 72 1940 2010 1924 1923 normal 60 111.08 112.98 -1.90 47 77 1940 2011 1922 1924 normal