Year % of female population 1960 11.6740065713496 1961 12.1235451962642 1962 12.8210229310633 1963 13.5095361814902 1964 14.0114926591795 1965 14.371562768749 1966 14.6521887596028 1967 14.9412788713259 1968 15.3302838965531 1969 15.6694299664984 1970 15.7812688112959 1971 15.7031281134696 1972 15.4769862193325 1973 15.1221162543893 1974 14.7714226759009 1975 14.5448428079242 1976 14.4283989361911 1977 14.4132480212139 1978 14.4981635902986 1979 14.5650102553922 1980 14.5388893207176 1981 14.4549908725099 1982 14.3145805603742 1983 14.1271516948272 1984 13.9211932649487 1985 13.732592411617 1986 13.582849197822 1987 13.474224658842 1988 13.4165912912989 1989 13.4036208212716 1990 13.450298322898 1991 13.5749758340914 1992 13.7362419836187 1993 13.8799961450174 1994 13.9511375393382 1995 13.9110603846623 1996 13.736585678407 1997 13.3971595126304 1998 12.8932160975133 1999 12.2583278715855 2000 11.5490876927825 2001 10.8901820689068 2002 10.3787656889176 2003 9.99375587856369 2004 9.70723822677984 2005 9.45866462755422 2006 9.21330000416357 2007 8.98278188399928 2008 8.73916082673541 2009 8.46732833038859 2010 8.21227344823238 2011 8.08656520178207 2012 8.17691283320596 2013 8.49321697125993 2014 8.97785612424111 2015 9.48473181334404 2016 9.91973667934995 2017 10.3028608320815 2018 10.6440613008766 2019 10.9694497136199 2020 11.2378753262871 2021 11.3703474517448 2022 11.3389856679546 2023 11.1633976703405