Year % of female population 1960 43.2437525779061 1961 43.1873858728733 1962 43.1179430813811 1963 43.0175189451905 1964 42.8562226511664 1965 42.6338931598829 1966 42.3766039095311 1967 42.0502397774583 1968 41.6033570844265 1969 40.9853974140624 1970 40.2002648805994 1971 39.4117844208434 1972 38.7455832625 1973 38.1127697186477 1974 37.4142435639374 1975 36.6432836436285 1976 35.8587227758774 1977 35.1268178658499 1978 34.5169813055553 1979 34.0644471884921 1980 33.7568736132184 1981 33.6013751358466 1982 33.5999192544034 1983 33.7110208635313 1984 33.8647885628896 1985 34.0052741701848 1986 34.0688599473189 1987 33.99157889657 1988 33.797408616775 1989 33.5302095983093 1990 33.1956656584074 1991 32.7756717751571 1992 32.2656400533346 1993 31.6492265661251 1994 30.906272790805 1995 30.0524704754157 1996 29.0993515729522 1997 28.0905943138475 1998 27.0739781016431 1999 26.0989111459575 2000 25.1554923789033 2001 24.2328832994267 2002 23.3838215198234 2003 22.6481651392915 2004 22.0302498241289 2005 21.5176553009238 2006 21.1087236353638 2007 20.7833257803105 2008 20.533433407372 2009 20.3355530132737 2010 20.1867578217701 2011 20.0930513158407 2012 20.0260490682767 2013 19.9630095263138 2014 19.8809400784305 2015 19.7741219171821 2016 19.6490362176169 2017 19.5052377383629 2018 19.276961235096 2019 19.0789627866645 2020 18.9228483463323 2021 18.7023490907632 2022 18.4492013067768 2023 18.1608404048915