1901-2000 Inches 1 1.34 0.87 0.47 108 21 1929 1909 1972 1972 top-third 1972 2 1.90 1.65 0.25 87 42 1929 1946 1971 1972 top-third 2018 3 2.16 2.22 -0.06 72 57 1929 1982 1971 1972 normal 1926,1967 4 2.64 2.82 -0.18 58 71 1995 1983 1969 1972 normal 1989,2017 5 3.10 3.36 -0.26 62 67 2020 1983 1971 1972 normal 6 3.62 4.05 -0.43 57 72 2020 1982 1966 1972 normal 2012 7 4.35 5.03 -0.68 46 83 2020 1998 1966 1972 normal 8 5.06 5.94 -0.88 38 91 1924 1941 1966 1972 bottom-third 9 6.94 7.01 -0.07 78 51 1966 1998 1969 1972 normal 10 8.32 8.12 0.20 82 47 1966 1998 1972 1971 normal 11 9.67 9.28 0.39 81 48 1966 1998 1972 1969 normal 12 10.51 10.30 0.21 75 53 1924 1998 1972 1970 normal 18 16.55 14.35 2.20 110 18 1929 1983 1972 1969 top-third 24 20.37 20.59 -0.22 62 65 1929 1983 1972 1971 normal 36 30.78 30.91 -0.13 70 56 1955 1984 1968 1972 normal 48 41.82 41.15 0.67 75 50 1929 1998 1969 1972 normal 60 53.97 51.38 2.59 92 32 2003 1984 1972 1971 top-third