Year % of female population 1960 9.033687478218718 1961 9.110707886812927 1962 9.225647222152594 1963 9.353970292590652 1964 9.472420409304332 1965 9.57016185004016 1966 9.65599672560256 1967 9.74384856496593 1968 9.84252123138846 1969 9.952629508563547 1970 10.054136739903578 1971 10.131908411684222 1972 10.168157379078465 1973 10.167708268896355 1974 10.169547191900879 1975 10.170863097983501 1976 10.16817464456128 1977 10.216220303003965 1978 10.30592004058184 1979 10.385066502754583 1980 10.451321374420138 1981 10.504442479477104 1982 10.526981205602869 1983 10.516248090625682 1984 10.49144941624371 1985 10.463064667500985 1986 10.436551805299537 1987 10.41744059772531 1988 10.410623043723833 1989 10.414188192649377 1990 10.436889051954495 1991 10.46916163493464 1992 10.511371253732802 1993 10.574356298808555 1994 10.653207484067579 1995 10.734988721796586 1996 10.832865315583412 1997 10.93687524871974 1998 11.012495332055666 1999 11.057540755635312 2000 11.084792479792897 2001 11.096832566223284 2002 11.08567155095184 2003 11.049579994727715 2004 10.990739302031624 2005 10.909896189056546 2006 10.805405066951858 2007 10.683211532096857 2008 10.542131245050397 2009 10.381465341692612 2010 10.206018337761252 2011 10.015131251930546 2012 9.815449264737147 2013 9.614964240728819 2014 9.435133713676876 2015 9.286949388774635 2016 9.181462685626737 2017 9.126741239372722 2018 9.104786711509334 2019 9.097401659280864 2020 9.090720906354242 2021 9.096185638569489 2022 9.139472749889388 2023 9.211203092360055