Year % of female population 1960 42.1106085852575 1961 42.5864652266201 1962 43.014399802658 1963 43.3956514452012 1964 43.7459543271764 1965 44.1428465364912 1966 44.6011381423995 1967 45.0912913258841 1968 45.5968965907804 1969 46.0979581610923 1970 46.1627378937374 1971 45.6473459091906 1972 44.9924729711236 1973 44.3479448313533 1974 43.6997684239204 1975 43.0542153118502 1976 42.4124038578928 1977 41.7751703767935 1978 41.1232546486274 1979 40.4228518799437 1980 39.6499837327839 1981 38.5513986917438 1982 37.1366457928847 1983 35.8238917610824 1984 34.7732330702349 1985 33.9485240980599 1986 33.3198256106422 1987 32.8875465336799 1988 32.6950775226637 1989 32.7499077307441 1990 32.9872318546659 1991 33.1305944457195 1992 32.9945011557623 1993 32.7620360003445 1994 32.5354660846591 1995 32.2654824012992 1996 31.934889611698 1997 31.5506324549637 1998 31.0955495109671 1999 30.5823196872593 2000 30.0163680472335 2001 29.3975302848092 2002 28.7555347036918 2003 28.1317265312697 2004 27.530737704918 2005 26.9334933903292 2006 26.3293511360974 2007 25.7025289578117 2008 25.0813329816231 2009 24.488838041597 2010 23.9214418966758 2011 23.4007847286514 2012 22.9565599589774 2013 22.4935072557334 2014 22.1559320065613 2015 21.7494191549781 2016 21.1889785215859 2017 20.7768345487694 2018 20.4280403160826 2019 20.1342469584673 2020 19.8452038103677 2021 19.5433425892833 2022 19.2555329241453 2023 18.96891790791