1901-2000 Inches 1 1.33 1.34 -0.01 74 56 1910 1965 2017 2016 normal 1924,1997 2 2.33 2.04 0.29 83 47 1912 1965 2017 2013 normal 3 2.67 2.81 -0.14 62 68 1959 1979 2017 2013 normal 4 3.09 3.54 -0.45 45 84 1959 2023 2017 2016 normal 1900 5 3.45 4.80 -1.35 29 100 2003 2023 2015 2017 bottom-third 6 7.73 6.72 1.01 88 41 1911 1972 2017 2016 top-third 7 10.67 9.58 1.09 86 43 1911 1969 2015 2017 top-third 1965 8 18.10 13.19 4.91 121 8 1924 2011 2017 2011 top-tenth 9 21.16 16.72 4.44 112 17 1911 2011 2016 2017 top-third 10 24.29 21.01 3.28 103 26 1911 2011 2016 2017 top-third 11 28.10 24.29 3.81 100 29 1911 2011 2015 2017 top-third 12 31.20 26.43 4.77 108 21 1911 2011 2016 2017 top-third 1954 18 38.21 33.19 5.02 101 27 1911 2011 2016 2017 top-third 24 63.99 52.84 11.15 120 8 1924 1987 2017 2006 top-tenth 36 94.67 79.20 15.47 122 5 1935 1987 2017 1987 top-tenth 48 125.44 105.55 19.89 121 5 1935 1987 2017 1987 top-tenth 60 153.74 131.98 21.76 119 6 1934 1987 2017 1987 top-tenth