Year % of female population 1960 46.4447199596841 1961 46.7160176565117 1962 46.9246552071066 1963 47.070582091351 1964 47.1614652343193 1965 47.2190448737017 1966 47.253817335912 1967 47.2638607636039 1968 47.2422581230713 1969 47.1892365184647 1970 47.1114698714249 1971 46.8900961975353 1972 46.51446713168 1973 46.0788375522308 1974 45.5796829881828 1975 45.0201285721715 1976 44.4046402120938 1977 43.7529118972454 1978 43.0882425163553 1979 42.4357706939727 1980 41.8144706039943 1981 41.1172481742626 1982 40.345640859851 1983 39.6180024472316 1984 38.936665175433 1985 38.303442859013 1986 37.7211698718776 1987 37.1927220064444 1988 36.7301354671599 1989 36.3515715734412 1990 36.0614430777179 1991 35.8064876422064 1992 35.6353558128072 1993 35.566635724705 1994 35.5312988776177 1995 35.5412998169384 1996 35.5949682250188 1997 35.6811252543478 1998 35.7857666254902 1999 35.8929094859597 2000 35.9832245671799 2001 36.0336476248156 2002 36.0267798480986 2003 35.8311863542785 2004 35.4365916788028 2005 34.956686216431 2006 34.3636746179944 2007 33.6851576424961 2008 32.9855094666554 2009 32.2793875066081 2010 31.5780793860845 2011 30.898114013998 2012 30.2698516550278 2013 29.7831622503382 2014 29.420754161143 2015 29.1010928249133 2016 28.8278619419776 2017 28.6028412441983 2018 28.14012926999 2019 27.8631642738193 2020 27.8193725793483 2021 27.6793090819273 2022 27.6079453704298 2023 27.4826238917422