Year % of female population 1960 7.57788894671024 1961 7.7182127601535 1962 7.98858046757198 1963 8.34361764954687 1964 8.65875007746174 1965 8.84599094033043 1966 8.90127896576897 1967 8.88093976004594 1968 8.860350334935 1969 8.89179008707896 1970 8.95439355448614 1971 8.99787448494122 1972 9.0495460148291 1973 9.15036927938588 1974 9.25445957629718 1975 9.34911662372589 1976 9.48918451543012 1977 9.65385185559061 1978 9.75708940889791 1979 9.76381324485357 1980 9.65699747090977 1981 9.44361126406758 1982 9.22241936906981 1983 9.06729697334412 1984 8.98860529271032 1985 8.96326021196545 1986 8.95812474766037 1987 8.95883283599184 1988 8.8966410054464 1989 8.6953897945087 1990 8.40712352216663 1991 8.09990421994968 1992 7.78124654157373 1993 7.49063319362955 1994 7.26035290841731 1995 7.1056281115976 1996 7.00846488677771 1997 6.93269890218104 1998 6.87345135647542 1999 6.84355202642097 2000 6.8520043288367 2001 6.90309386563517 2002 6.98595934300491 2003 7.0604612267404 2004 7.1096450584648 2005 7.15951142426785 2006 7.20740353834693 2007 7.21963900993268 2008 7.18806489172918 2009 7.12182060361675 2010 7.0184093226649 2011 6.89680276377701 2012 6.79418415883843 2013 6.7062082325989 2014 6.6112758175111 2015 6.5221048464378 2016 6.4394247125099 2017 6.34435834717841 2018 6.24690420636886 2019 6.1512908491714 2020 6.07375610978819 2021 6.0349563794088 2022 6.03007494357004 2023 6.04955126340055