1901-2000 Inches 1 2.51 5.01 -2.50 11 119 1947 1903 1947 1953 bottom-tenth 2 7.68 10.29 -2.61 24 106 1986 2020 1943 1953 bottom-third 1911 3 15.30 15.87 -0.57 62 67 1981 1983 1947 1953 normal 4 17.84 20.08 -2.24 39 90 1986 1983 1943 1953 bottom-third 2017 5 18.43 23.04 -4.61 20 109 1904 1983 1943 1953 bottom-third 6 19.31 26.47 -7.16 10 119 1904 1983 1940 1953 bottom-tenth 7 22.35 30.40 -8.05 10 119 1904 1983 1940 1953 bottom-tenth 8 28.11 35.42 -7.31 11 118 1904 1983 1940 1953 bottom-tenth 9 30.66 39.59 -8.93 10 119 1904 1990 1925 1953 bottom-tenth 10 38.64 44.35 -5.71 25 104 1904 1990 1953 1951 bottom-third 11 46.64 49.67 -3.03 44 85 1904 2020 1953 1951 normal 12 52.28 55.63 -3.35 42 87 1904 1974 1953 1951 bottom-third 18 76.08 82.15 -6.07 36 92 1955 2020 1953 1951 bottom-third 24 96.61 111.27 -14.66 16 112 1964 1975 1953 1952 bottom-third 1944 36 146.61 166.93 -20.32 13 114 1955 1976 1944 1953 bottom-tenth 48 203.63 222.41 -18.78 20 106 1955 1976 1944 1953 bottom-third 60 266.77 277.73 -10.96 36 89 1957 2022 1945 1953 bottom-third