Year % of female population 1960 40.3739181836094 1961 40.4412203713655 1962 40.2994064758771 1963 40.1171493654409 1964 39.9203885154381 1965 39.7226353152445 1966 39.5176675514267 1967 39.2923814844591 1968 39.0299951620706 1969 38.7102122015915 1970 38.3069295907474 1971 37.7990988191423 1972 37.1162045199551 1973 36.2616025159475 1974 35.3275017893677 1975 34.3591942787231 1976 33.3938465017526 1977 32.4556737033815 1978 31.5575150600531 1979 30.715071370424 1980 29.9421485555721 1981 29.2463261410737 1982 28.6207619540953 1983 28.0698943944006 1984 27.6212235044893 1985 27.2823524342425 1986 27.0505775277995 1987 26.8852196808445 1988 26.7588395564385 1989 26.6758522272934 1990 26.6183774070268 1991 26.5593524182668 1992 26.4763269036035 1993 26.328909835049 1994 26.1075998727219 1995 25.8400060337134 1996 25.5254018151397 1997 25.1599078930536 1998 24.7491811645229 1999 24.3024220142748 2000 23.8338312591918 2001 23.3861249784817 2002 22.9550287365781 2003 22.4936935999792 2004 22.010829515235 2005 21.5178137830559 2006 21.0883847774885 2007 20.7680923757148 2008 20.4917640298793 2009 20.2203610295286 2010 19.9481160209157 2011 19.6673468689794 2012 19.4395530826831 2013 19.2748208489006 2014 19.1024813361805 2015 18.8872460434806 2016 18.5744928735532 2017 18.1396710751061 2018 17.3845478716539 2019 16.8646104546365 2020 16.649691662993 2021 16.3697711248071 2022 16.1391133084127 2023 15.9532470391626