Year % of female population 1960 41.0146868476773 1961 41.0723330225866 1962 41.2098516284181 1963 41.5439434530886 1964 42.0510460669297 1965 42.5244472305496 1966 42.933164730367 1967 43.3364255041391 1968 43.7345970969204 1969 44.1291323214725 1970 44.5197098481427 1971 44.9067281948586 1972 45.2939673631509 1973 45.6834246248454 1974 45.8907355873234 1975 45.97704800555 1976 46.1068778471084 1977 46.2290548234911 1978 46.371655948731 1979 46.5585173629423 1980 46.8049570097122 1981 47.0898843129587 1982 47.3873898195268 1983 47.6943495976915 1984 48.006088181532 1985 48.4561467487294 1986 48.944140247584 1987 49.257488044299 1988 49.4126941342486 1989 49.429027643791 1990 49.3195158259009 1991 49.0908797031931 1992 48.7443010353872 1993 48.2647925311931 1994 47.7091651024053 1995 47.072379826963 1996 46.302679385949 1997 45.4288740038935 1998 44.4810802079097 1999 43.4914415616425 2000 42.484381348474 2001 41.4729152134183 2002 40.4713100413287 2003 39.479485879842 2004 38.3843847303335 2005 37.1922652173772 2006 36.0403722950877 2007 34.9775309479396 2008 34.0451553258557 2009 33.2904360650314 2010 32.3624278193351 2011 31.3981004706458 2012 30.7449944766906 2013 30.5034271154019 2014 30.6966881868461 2015 30.9736187494712 2016 31.1894885143243 2017 31.4803517024856 2018 31.8633577720797 2019 32.411280360081 2020 33.1749596833649 2021 33.7445833662648 2022 33.8636165655203 2023 33.6888091009393