Year % of female population 1960 46.0422576244385 1961 46.2180179266091 1962 46.3611492700992 1963 46.4763778968743 1964 46.5257577336292 1965 46.4849187744999 1966 46.3834882451805 1967 46.2180376935943 1968 45.977185494377 1969 45.6650132710302 1970 45.2805734428864 1971 44.8417857850502 1972 44.3489524720716 1973 43.7959891591749 1974 43.2057636432152 1975 42.5952805592019 1976 41.9820179346721 1977 41.3550964577888 1978 40.7191457115384 1979 40.1016246157316 1980 39.5040803820398 1981 38.9425496901371 1982 38.4254610637579 1983 37.9413640810583 1984 37.5010522389341 1985 37.1131064097419 1986 36.7718040530266 1987 36.4680591397577 1988 36.1825726459691 1989 35.9051097002101 1990 35.6263499115294 1991 35.3479570900977 1992 35.0575955838634 1993 34.7386844029893 1994 34.3868289596019 1995 34.0093042325492 1996 33.6139005311983 1997 33.1933326449001 1998 32.7571355387903 1999 32.3128356535205 2000 31.8580250005432 2001 31.3882125434972 2002 30.9001086253512 2003 30.3947024372204 2004 29.8676896401676 2005 29.3193035560769 2006 28.7410818144166 2007 28.1363578120479 2008 27.5232514893561 2009 26.9112121962389 2010 26.3107518886346 2011 25.725968916552 2012 25.1610270187076 2013 24.6174737287507 2014 24.0927068627083 2015 23.5897927378066 2016 23.1057596716176 2017 22.6002349665654 2018 22.0798025102876 2019 21.6047040579236 2020 21.2072780991099 2021 20.8808860839052 2022 20.6228530671095 2023 20.3973743607712