Year % of female population 1960 40.6291773331988 1961 41.0572248524143 1962 41.5296612144518 1963 41.9203091526068 1964 42.2164276906954 1965 42.4227159504998 1966 42.5259191767462 1967 42.4047380617863 1968 42.1456624908132 1969 41.8027955298922 1970 41.2536610804257 1971 40.6375475196502 1972 40.0556763914412 1973 39.3622158877312 1974 38.5227166066006 1975 37.5862329671743 1976 36.5954338179769 1977 35.6331976645042 1978 34.7142874746281 1979 33.8984378623101 1980 33.188630315565 1981 32.5250921476496 1982 31.9049898346652 1983 31.2286986924374 1984 30.4061748606466 1985 29.462257160234 1986 28.4859516709569 1987 27.5453756876923 1988 26.6594417984745 1989 25.8399004266328 1990 25.109766930872 1991 24.4766620579495 1992 23.9137612475304 1993 23.3993005345934 1994 22.8645873360554 1995 22.2502279390049 1996 21.6154398552589 1997 21.0448108483069 1998 20.5754544305141 1999 20.2234100600315 2000 19.9870364864006 2001 19.7674631797171 2002 19.4836734805109 2003 19.1629084581145 2004 18.8074762753824 2005 18.382171623181 2006 17.8779211673708 2007 17.3310641446646 2008 16.7851177940816 2009 16.2601245123862 2010 15.750343547642 2011 15.2019027236702 2012 14.6484523091735 2013 14.1630756306035 2014 13.7384329243709 2015 13.3364533142848 2016 12.9646581174657 2017 12.6630276458276 2018 12.3869419015424 2019 12.0931483250719 2020 11.8163011843651 2021 11.5518482690129 2022 11.2396463336705 2023 10.9093609981319