Year % of female population 1960 10.4727800464731 1961 10.3028769087995 1962 9.99966680388614 1963 9.67765975279169 1964 9.37418412042632 1965 9.14434813332212 1966 8.97983025036024 1967 8.80751321584747 1968 8.58976980621268 1969 8.41342355921822 1970 8.26795690887752 1971 8.1041917503161 1972 7.95387403945946 1973 7.88698476702509 1974 7.83825312549985 1975 7.74551967570262 1976 7.64341085271318 1977 7.55176932355432 1978 7.42376031955003 1979 7.20987771716769 1980 6.95926203632702 1981 6.69411225054191 1982 6.38891503125278 1983 6.07061650006435 1984 5.8768058728949 1985 5.84151534355545 1986 5.88435444555169 1987 5.98879966021441 1988 6.12377501357174 1989 6.20540499958649 1990 6.19733250021036 1991 6.14832181562149 1992 6.11660709425186 1993 6.13701157409497 1994 6.16348549290219 1995 6.15737649881926 1996 6.11199151464726 1997 6.01517498364838 1998 5.91770242457185 1999 5.85856612176668 2000 5.85327096385151 2001 5.90933466138235 2002 6.00204187536664 2003 6.06130503629501 2004 6.07195044665967 2005 6.04263147167495 2006 5.94957792506717 2007 5.81981219442868 2008 5.66784231867367 2009 5.51096340727796 2010 5.36871731922357 2011 5.25853412739445 2012 5.17519817331638 2013 5.13563025197929 2014 5.13419285750832 2015 5.14882175886663 2016 5.19099990460226 2017 5.25069088744793 2018 5.31400179546674 2019 5.37362147023502 2020 5.4317201608533 2021 5.4666130423195 2022 5.47660572887651 2023 5.45980254205577