Year % of female population 1960 11.2587089733904 1961 11.2932302782901 1962 11.3769941225861 1963 11.5054906128232 1964 11.6810741585625 1965 11.9030662710188 1966 12.1733264242626 1967 12.4984298454968 1968 12.8877301550921 1969 13.3149661276018 1970 13.6632317759967 1971 13.8664831383345 1972 13.9578865452308 1973 13.9618127772769 1974 13.9291472472093 1975 13.8931602769597 1976 13.8425739779114 1977 13.7471574159858 1978 13.5674725566279 1979 13.3015056922512 1980 12.9853238703876 1981 12.6779682419421 1982 12.4064204311836 1983 12.1801034656412 1984 12.0201549921903 1985 11.9808342144764 1986 12.0356742105186 1987 12.1140910658848 1988 12.2238774207278 1989 12.3447792571829 1990 12.3833716326587 1991 12.3263058656355 1992 12.157903243185 1993 11.9265080713679 1994 11.7638963524123 1995 11.6698089370056 1996 11.5888773455436 1997 11.4603057606527 1998 11.2518112518113 1999 10.9746652008795 2000 10.6831620572959 2001 10.4269167533883 2002 10.2148301300481 2003 10.0485504736557 2004 9.92428176361902 2005 9.82978825562971 2006 9.73921346303038 2007 9.61250801339127 2008 9.42406831106098 2009 9.18188759029776 2010 8.91954961787527 2011 8.63802003371783 2012 8.34067649210106 2013 8.05813174160361 2014 7.77698641064357 2015 7.47545963591848 2016 7.19078064567053 2017 6.97112148274469 2018 6.81901912406641 2019 6.72044354816308 2020 6.56059550275962 2021 6.34649410493708 2022 6.17595617595618 2023 6.00707295007813