1901-2000 Inches 1 4.54 5.01 -0.47 60 70 1947 1903 1980 1979 normal 2 6.07 10.29 -4.22 10 120 1986 2020 1970 1980 bottom-tenth 3 7.32 15.87 -8.55 1 128 1981 1983 1981 1980 lowest 4 11.85 20.08 -8.23 5 124 1986 1983 1914 1980 bottom-tenth 5 16.13 23.04 -6.91 12 117 1904 1983 1963 1980 bottom-tenth 6 20.19 26.47 -6.28 13 116 1904 1983 1964 1980 bottom-tenth 2017 7 21.88 30.40 -8.52 6 123 1904 1983 1934 1980 bottom-tenth 8 25.95 35.42 -9.47 6 123 1904 1983 1963 1980 bottom-tenth 2011 9 29.59 39.59 -10.00 8 121 1904 1990 1963 1980 bottom-tenth 10 36.29 44.35 -8.06 15 114 1904 1990 1967 1980 bottom-third 11 45.61 49.67 -4.06 38 91 1904 2020 1977 1980 bottom-third 12 59.62 55.63 3.99 90 39 1904 1974 1979 1980 top-third 18 88.58 82.15 6.43 94 34 1955 2020 1978 1980 top-third 24 126.30 111.27 15.03 108 20 1964 1975 1980 1976 top-third 36 184.90 166.93 17.97 108 19 1955 1976 1980 1976 top-third 48 244.43 222.41 22.02 108 18 1955 1976 1980 1977 top-third 60 295.35 277.73 17.62 92 33 1957 2022 1973 1980 top-third