1901-2000 Inches 1 2.07 2.16 -0.09 50 79 1952 2009 1966 1967 normal 2 4.38 4.65 -0.27 40 89 1952 2018 1966 1967 bottom-third 3 7.26 7.27 -0.01 59 70 1952 2018 1966 1967 normal 2010 4 10.03 10.05 -0.02 54 75 1952 1941 1966 1967 normal 5 13.15 12.97 0.18 60 69 1952 1941 1966 1967 normal 1932 6 16.48 15.88 0.60 75 54 1952 1941 1966 1967 normal 7 18.94 18.40 0.54 75 54 1952 1941 1966 1967 normal 1983 8 21.10 20.91 0.19 61 68 1956 2019 1966 1967 normal 9 22.58 23.04 -0.46 46 83 1934 2019 1966 1967 normal 10 24.75 25.36 -0.61 38 91 1934 2019 1966 1967 bottom-third 11 27.81 27.70 0.11 64 64 1931 2019 1967 1965 normal 12 29.42 29.93 -0.51 45 83 1934 2019 1966 1967 normal 1897,1914 18 46.19 45.83 0.36 64 64 1931 2019 1967 1962 normal 24 58.90 59.90 -1.00 43 84 1931 2019 1967 1965 normal 36 85.97 89.86 -3.89 23 103 1956 2019 1965 1967 bottom-third 48 117.32 119.78 -2.46 37 88 1956 2019 1967 1962 bottom-third 60 146.01 149.66 -3.65 28 96 1934 2019 1967 1962 bottom-third