Year % of female population 1960 9.10365317822321 1961 9.20963884971488 1962 9.34144881261225 1963 9.53048899279174 1964 9.76954669911774 1965 9.99647488821685 1966 10.0740011665209 1967 10.0146132890725 1968 9.95924787302495 1969 10.0308125715292 1970 10.1738470559829 1971 10.2219517554981 1972 10.195486727131 1973 10.1856979964164 1974 10.3469500145777 1975 10.7096879328608 1976 11.1187731914754 1977 11.4694925076579 1978 11.7629377285707 1979 11.9691504745442 1980 12.1216576011499 1981 12.2524633308727 1982 12.2892173858228 1983 12.1979144103723 1984 11.9432891101734 1985 11.5320566194838 1986 11.0194358095349 1987 10.457044089312 1988 9.90052500690799 1989 9.43012303089922 1990 9.09425722779049 1991 8.89103679360784 1992 8.81857021513965 1993 8.86202417823958 1994 9.03865798574787 1995 9.29175103975943 1996 9.53612856308342 1997 9.79022615328817 1998 10.0522538041918 1999 10.2601693863972 2000 10.4362561052597 2001 10.6561292283642 2002 10.8611565681253 2003 10.9939304342394 2004 11.05477914924 2005 11.0528209125247 2006 11.0086980370646 2007 10.9309834521727 2008 10.827395091053 2009 10.7274558914593 2010 10.6761791661756 2011 10.6461779526718 2012 10.5992679894226 2013 10.5350233948867 2014 10.4186283242143 2015 10.2173749655524 2016 9.91189427312775 2017 9.52870095521567 2018 9.1300541228908 2019 8.80017540837262 2020 8.59884866395764 2021 8.54415310541871 2022 8.63514095914637 2023 8.84951222009332