Year % of female population 1960 10.1178725199819 1961 10.1678423047749 1962 10.1397510559324 1963 10.0038028512541 1964 9.82954005869555 1965 9.68372267773958 1966 9.59132159037917 1967 9.59726925876176 1968 9.71899786684451 1969 9.8980576160873 1970 10.0901666763179 1971 10.3197340246781 1972 10.5585802935486 1973 10.7687387125862 1974 10.9386314846793 1975 11.0591166196291 1976 11.1410252227909 1977 11.2085626292737 1978 11.2678769069638 1979 11.3096030240117 1980 11.3410711296405 1981 11.352958976974 1982 11.3246708646226 1983 11.2527355331357 1984 11.1253913841204 1985 10.9491625805128 1986 10.7536829128647 1987 10.5795745808774 1988 10.4638984536968 1989 10.4262157176515 1990 10.4600129466829 1991 10.5542116389536 1992 10.6740938752525 1993 10.7568503056375 1994 10.7787705491338 1995 10.7552061843724 1996 10.721866972413 1997 10.7039025461979 1998 10.7190415063467 1999 10.7781755973737 2000 10.8661865865779 2001 10.9379803923004 2002 10.9462316005564 2003 10.8711035095004 2004 10.6965227256004 2005 10.4537224754418 2006 10.179530107452 2007 9.89343358279783 2008 9.61950618173227 2009 9.36238022060834 2010 9.07749338421197 2011 8.72231773812177 2012 8.33048868315825 2013 7.9295244859064 2014 7.52915914210526 2015 7.17175283680673 2016 6.88893953921503 2017 6.68197971168405 2018 6.56350349258169 2019 6.537610265979 2020 6.56726180616695 2021 6.62103644410083 2022 6.68887115086984 2023 6.75020227472741