1901-2000 Inches 1 6.57 5.28 1.29 101 29 1914 1937 1965 1962 top-third 1993 2 9.79 10.86 -1.07 55 74 1981 1932 1965 1964 normal 3 11.71 15.07 -3.36 30 99 1914 1962 1963 1965 bottom-third 4 13.03 18.03 -5.00 16 113 1909 1962 1963 1965 bottom-third 5 18.08 21.46 -3.38 35 94 1904 1974 1964 1965 bottom-third 6 22.55 25.39 -2.84 39 90 1904 1949 1964 1965 bottom-third 7 26.91 30.41 -3.50 38 91 1904 2010 1964 1965 bottom-third 8 30.38 34.58 -4.20 32 97 1904 1962 1964 1965 bottom-third 9 32.52 39.34 -6.82 19 110 1904 2010 1964 1965 bottom-third 10 34.18 44.66 -10.48 10 119 1904 1974 1955 1965 bottom-tenth 11 40.65 50.62 -9.97 14 115 1904 1974 1964 1965 bottom-third 12 47.56 55.68 -8.12 22 107 1955 1962 1964 1965 bottom-third 18 74.41 81.08 -6.67 32 96 1955 1984 1964 1965 bottom-third 24 108.49 111.34 -2.85 55 73 1964 1975 1965 1963 normal 36 150.77 166.97 -16.20 20 107 1955 1976 1965 1964 bottom-third 48 194.48 222.42 -27.94 5 121 1956 2022 1956 1965 bottom-tenth 60 272.20 277.79 -5.59 51 74 1956 2023 1965 1963 normal