Year % of female population 1960 7.66595289079229 1961 7.82306163021869 1962 7.95149495510506 1963 8.13591561473284 1964 8.31646287148757 1965 8.34790542081654 1966 8.21293858088392 1967 8.0198347107438 1968 7.81633153506621 1969 7.65370138017566 1970 7.53351776973824 1971 7.43374272786038 1972 7.34513274336283 1973 7.23560529882394 1974 7.22594434625344 1975 7.3368196784815 1976 7.45471180237877 1977 7.62964503605103 1978 7.9087853423845 1979 8.19883592889728 1980 8.55702164920438 1981 8.99726473840424 1982 9.24734775707961 1983 9.31686893847051 1984 9.40056221034771 1985 9.5048253397185 1986 9.58843418444678 1987 9.67317051390811 1988 9.78498308133807 1989 9.88549303896531 1990 10.0123118471742 1991 10.1592899998083 1992 10.2967035001018 1993 10.4460786945086 1994 10.6045126322534 1995 10.7948064148158 1996 10.9115387141262 1997 10.8715052978306 1998 10.7306192531733 1999 10.5090181633431 2000 10.2209857915252 2001 9.9649520194677 2002 9.82509684235239 2003 9.79466437419846 2004 9.89511960164444 2005 10.1057764146121 2006 10.1741270854226 2007 10.0442424967117 2008 9.89596755598356 2009 9.73797310411756 2010 9.54362149267295 2011 9.33228256197163 2012 9.04277275638744 2013 8.67552762325364 2014 8.27248893524653 2015 7.8746800911213 2016 7.39018447615733 2017 6.85474469573327 2018 6.57914326317927 2019 6.52773889044438 2020 6.53940579500847 2021 6.6027124516788 2022 6.63199959014294 2023 6.53438815873421