1901-2000 Inches 1 6.53 7.18 -0.65 41 88 1938 1898 1958 1959 bottom-third 2 17.10 14.58 2.52 110 19 1930 1898 1959 1949 top-third 3 23.94 21.45 2.49 94 35 1931 2012 1959 1953 top-third 4 26.75 25.44 1.31 80 49 1931 2012 1958 1959 normal 5 31.21 28.46 2.75 91 38 1998 1928 1958 1959 top-third 6 37.55 32.15 5.40 113 16 1914 1991 1958 1959 top-third 7 42.61 35.29 7.32 120 9 2000 1959 1958 1959 top-tenth 8 44.49 38.26 6.23 115 14 2000 1991 1958 1959 top-third 9 46.21 40.99 5.22 106 22 2000 1991 1958 1959 top-third 10 48.50 43.30 5.20 102 26 2000 1959 1957 1959 top-third 11 57.12 47.18 9.94 120 8 1956 1959 1958 1959 top-tenth 12 65.04 53.68 11.36 125 3 2011 1948 1959 1948 top-tenth 18 108.05 85.97 22.08 126 2 2007 1948 1959 1948 top-tenth 24 129.25 107.52 21.73 125 2 2007 1949 1959 1949 top-tenth 36 191.30 161.42 29.88 125 1 1918 1960 1959 1960 highest 48 248.35 215.23 33.12 123 2 2009 1949 1959 1949 top-tenth 60 289.35 269.04 20.31 118 6 1911 1961 1959 1950 top-tenth