Year % of female population 1960 30.4346232627082 1961 30.4824160311314 1962 30.3382939184651 1963 30.0469750692136 1964 29.7638534250009 1965 29.3857782443713 1966 28.8680150947808 1967 28.279360380699 1968 27.6686546889267 1969 27.0920714211248 1970 26.5669697758959 1971 26.0527352459189 1972 25.5878261474204 1973 25.2764104075437 1974 25.1435020018474 1975 25.098954546542 1976 25.064586984961 1977 25.0796599978491 1978 25.1137260784119 1979 25.1316247953933 1980 25.1326207884928 1981 25.1420294892509 1982 25.2094681368862 1983 25.3170817180533 1984 25.393696444805 1985 25.4191436497775 1986 25.3908157031501 1987 25.2519270102326 1988 24.9928018821322 1989 24.6238704272383 1990 24.1711428007827 1991 23.7237627142845 1992 23.2795332230638 1993 22.7900286647659 1994 22.2350231887642 1995 21.6497208036148 1996 21.0739233474515 1997 20.4977989967571 1998 19.92144475532 1999 19.3314093470829 2000 18.7235447163588 2001 18.100976227346 2002 17.5019694635914 2003 16.9468366641874 2004 16.4489926708611 2005 16.0073441928191 2006 15.585240786528 2007 15.205809464641 2008 14.9022680694257 2009 14.7125085018575 2010 14.6418465314372 2011 14.6216089843196 2012 14.5900915672376 2013 14.5573702248196 2014 14.546205705733 2015 14.5557259887478 2016 14.6370567169415 2017 14.7799213493856 2018 14.9196182767072 2019 15.0295320943852 2020 15.0881649937079 2021 15.1272519609992 2022 15.0171219674886 2023 14.9264066750139