1901-2000 Inches 1 3.09 1.27 1.82 118 12 1909 1958 1977 1973 top-tenth 2 3.20 2.60 0.60 93 36 1918 1941 1976 1977 top-third 3 4.86 4.02 0.84 93 36 1918 1941 1976 1977 top-third 4 6.58 6.54 0.04 77 52 1918 1931 1976 1977 normal 5 10.42 10.87 -0.45 66 63 1918 1968 1971 1977 normal 6 12.28 13.05 -0.77 63 66 1918 1968 1973 1977 normal 7 12.98 14.73 -1.75 49 80 1918 1968 1969 1977 normal 8 17.82 17.39 0.43 73 56 1918 1968 1971 1977 normal 9 19.10 20.06 -0.96 55 74 1899 1968 1965 1977 normal 10 21.56 21.60 -0.04 65 64 1899 1968 1970 1977 normal 11 21.68 22.62 -0.94 57 72 1899 1968 1970 1977 normal 12 23.57 23.81 -0.24 63 66 1899 1968 1965 1977 normal 18 43.80 36.84 6.96 104 24 1899 2016 1972 1977 top-third 24 60.69 47.54 13.15 119 9 1899 1968 1976 1977 top-tenth 36 90.45 71.11 19.34 121 6 1900 1974 1976 1977 top-tenth 48 114.57 94.50 20.07 114 12 1901 1977 1973 1977 top-tenth 60 150.57 117.91 32.66 123 2 1902 1977 1976 1977 top-tenth