Year % of female population 1960 8.50332399081982 1961 8.66529557662405 1962 8.92282240662556 1963 9.23521955180112 1964 9.65653610210704 1965 10.1621634761038 1966 10.6134899268477 1967 10.9809178800083 1968 11.2887437496946 1969 11.4742769772345 1970 11.5368596099085 1971 11.5755268307751 1972 11.6021921178055 1973 11.6166683740509 1974 11.6168262776987 1975 11.5978106798903 1976 11.5464702311899 1977 11.4485383493661 1978 11.2970473022994 1979 11.0954669681664 1980 10.862137320259 1981 10.6202623455263 1982 10.3977723141664 1983 10.2192229173874 1984 10.1028794120687 1985 10.0552975674001 1986 10.0550226032253 1987 10.0685008810933 1988 10.0799594329785 1989 10.0977087863441 1990 10.1434328812763 1991 10.2404800480941 1992 10.3898278183405 1993 10.5843260002077 1994 10.9160585908119 1995 11.4749041982458 1996 11.9227760403867 1997 12.3485509378011 1998 12.6939297515604 1999 12.8971709599568 2000 13.0177905921146 2001 13.0508141273173 2002 12.9919492203658 2003 12.8329600920681 2004 12.5592082654054 2005 12.1778906667381 2006 11.7467270866394 2007 11.3283535934562 2008 10.9787539500172 2009 10.7423019798234 2010 10.6110172166215 2011 10.5319346823987 2012 10.4515471925558 2013 10.3743372142078 2014 10.3249037735847 2015 10.3133171059185 2016 10.365852313804 2017 10.4683172085487 2018 10.5844238087961 2019 10.7090250232306 2020 10.8194038657387 2021 10.883265992204 2022 10.9030945717448 2023 10.8730664538426