1901-2000 Inches 1 6.47 4.17 2.30 119 10 1910 1968 1904 1905 top-tenth 2 11.46 7.71 3.75 124 5 1988 1968 1904 1905 top-tenth 3 12.89 10.34 2.55 109 20 1988 1968 1904 1896 top-third 4 14.51 12.14 2.37 101 28 1910 2013 1904 1899 top-third 5 15.53 13.17 2.36 102 27 1988 2013 1904 1899 top-third 6 16.49 14.32 2.17 100 29 1988 2013 1904 1899 top-third 7 18.33 15.59 2.74 105 23 1988 2013 1904 1905 top-third 8 18.56 17.57 0.99 76 52 1987 1993 1904 1903 normal 9 22.76 20.00 2.76 102 26 1987 2013 1904 1899 top-third 10 27.72 23.77 3.95 107 21 1958 2017 1904 1905 top-third 11 30.74 27.56 3.18 97 31 1931 2019 1904 1901 top-third 12 33.99 31.39 2.60 88 40 1931 2017 1903 1904 top-third 18 47.91 45.64 2.27 78 50 1911 2020 1903 1904 normal 24 70.05 62.70 7.35 109 18 1931 2020 1904 1905 top-third 36 102.89 94.01 8.88 106 20 1911 2019 1904 1905 top-third 48 131.77 125.23 6.54 88 37 1934 2020 1903 1904 top-third 60 170.48 156.47 14.01 111 13 1934 2020 1904 1905 top-third