1901-2000 Inches 1 1.20 1.34 -0.14 58 72 1910 1965 2005 2007 normal 2000 2 1.58 2.04 -0.46 42 88 1912 1965 2006 2007 bottom-third 1980 3 1.67 2.81 -1.14 19 111 1959 1979 1987 2007 bottom-third 2017 4 2.68 3.54 -0.86 29 100 1959 2023 2003 2007 bottom-third 5 2.74 4.80 -2.06 12 117 2003 2023 2003 2007 bottom-tenth 6 7.81 6.72 1.09 90 39 1911 1972 2007 2006 top-third 2014 7 11.88 9.58 2.30 101 28 1911 1969 2007 2006 top-third 8 16.70 13.19 3.51 109 20 1924 2011 2007 2006 top-third 9 17.97 16.72 1.25 81 48 1911 2011 2007 2006 normal 10 20.24 21.01 -0.77 50 79 1911 2011 2007 2006 normal 11 22.50 24.29 -1.79 39 90 1911 2011 2007 2006 bottom-third 12 25.23 26.43 -1.20 44 85 1911 2011 2004 2007 normal 18 32.72 33.19 -0.47 56 72 1911 2011 2004 2007 normal 1929 24 50.49 52.84 -2.35 41 87 1924 1987 1990 2007 bottom-third 36 84.71 79.20 5.51 83 44 1935 1987 2002 2007 normal 48 114.98 105.55 9.43 93 33 1935 1987 2007 2006 top-third 60 139.58 131.98 7.60 70 55 1934 1987 2002 2007 normal