Year % of female population 1960 38.91045013219677 1961 38.965964445363234 1962 39.10954564322977 1963 39.43383787679112 1964 39.671031338322194 1965 39.73042879318009 1966 39.72172292801614 1967 39.60510824626298 1968 39.46585465252356 1969 39.34876678050285 1970 39.18351563163674 1971 39.02222335773936 1972 38.81779043063915 1973 38.60945101923171 1974 38.48682829673204 1975 38.37754956400149 1976 38.250858059942935 1977 37.95039349678924 1978 37.37616325341269 1979 36.789933510879166 1980 36.30387223160343 1981 35.86917375159558 1982 35.51429025831876 1983 35.122137606248614 1984 34.67369119934639 1985 34.25293726976869 1986 33.87612909849776 1987 33.566591086003584 1988 33.2729718195023 1989 32.9977086504758 1990 32.77527862883308 1991 32.54533440444133 1992 32.28243995010987 1993 32.0050456352037 1994 31.67828408647568 1995 31.29299918694788 1996 30.854988311302957 1997 30.353451554521403 1998 29.84017965194227 1999 29.33366353124231 2000 28.811423679971398 2001 28.260638844063667 2002 27.67261111417229 2003 27.097715976953783 2004 26.548572254912916 2005 26.004464600534792 2006 25.528021991024993 2007 25.149491264322506 2008 24.831672323735585 2009 24.558917216625442 2010 24.31298523959982 2011 24.09331084577558 2012 23.91268423147501 2013 23.75561795635316 2014 23.606584745884053 2015 23.446292113392644 2016 23.277031691324574 2017 23.11717521525747 2018 22.93795448892825 2019 22.722126680724255 2020 22.471036540157602 2021 22.19938168590826 2022 21.924651041977263 2023 21.607449863082046