Year % of female population 1960 11.0997852913748 1961 11.3410902777043 1962 11.6071613156643 1963 11.8901824920437 1964 12.165378625371 1965 12.4203912608882 1966 12.6633072904628 1967 12.9236983842011 1968 13.1966419959725 1969 13.4897684003426 1970 13.8188368502316 1971 14.1716648417199 1972 14.5302589479283 1973 14.8657039596236 1974 15.134416218088 1975 15.2697442895467 1976 15.2370950434922 1977 15.0400370492097 1978 14.707844819369 1979 14.2272416645686 1980 13.6466332111009 1981 13.1020321266937 1982 12.7042921444647 1983 12.5077613871805 1984 12.5133171294967 1985 12.6360895886793 1986 12.7529760999556 1987 12.8525248683788 1988 12.948019830719 1989 13.0048327812316 1990 12.9905344933708 1991 12.9782103365123 1992 13.0015230751206 1993 13.0342192621667 1994 13.0681063631999 1995 13.0618096380624 1996 12.9829066843022 1997 12.8303065916744 1998 12.6433367536138 1999 12.4669622674318 2000 12.3176518096007 2001 12.2173622650116 2002 12.1381882406743 2003 12.0420287420394 2004 11.9389623601221 2005 11.8516366870356 2006 11.7726445841174 2007 11.7084516218324 2008 11.6814188303173 2009 11.6757528349801 2010 11.6383583782692 2011 11.5508369422413 2012 11.4270066909541 2013 11.2518937186808 2014 11.0330426447809 2015 10.7906129213467 2016 10.5366970843412 2017 10.2755956282978 2018 10.0093828904574 2019 9.74755502171876 2020 9.47042611180942 2021 9.20747181219364 2022 9.01176277940013 2023 8.8711808341978