1901-2000 Inches 1 0.84 0.74 0.10 80 49 1913,1943 1968 1915 1911 normal 2 1.00 2.03 -1.03 25 104 1939 1996 1914 1915 bottom-third 1929 3 2.28 3.94 -1.66 25 104 1976 1971 1912 1915 bottom-third 4 5.33 6.74 -1.41 36 93 1952 2005 1912 1915 bottom-third 1907 5 9.18 10.31 -1.13 41 88 1976 2010 1912 1915 bottom-third 6 12.56 13.84 -1.28 42 87 1976 2016 1910 1915 bottom-third 1931 7 18.13 18.16 -0.03 62 67 1910 2010 1912 1915 normal 1909 8 23.22 21.47 1.75 84 45 1976 2010 1914 1915 normal 9 25.25 23.61 1.64 81 48 1976 2019 1914 1915 normal 10 26.50 24.94 1.56 77 52 1910 1965 1914 1915 normal 11 26.99 25.65 1.34 75 54 1910 2019 1914 1915 normal 1999 12 29.20 26.42 2.78 91 38 1910 2019 1915 1906 top-third 18 42.94 40.33 2.61 84 44 1976 2019 1915 1914 normal 24 58.16 52.83 5.33 90 38 1923 1986 1915 1906 top-third 36 85.51 79.24 6.27 87 40 1934 1986 1915 1907 top-third 48 113.28 105.58 7.70 84 42 1934 1986 1915 1908 top-third 60 137.00 131.95 5.05 65 60 1934 1986 1915 1909 normal