Year % of female population 1960 42.464651289385806 1961 42.741986314505624 1962 42.954896903711656 1963 43.1393585891098 1964 43.26540813688283 1965 43.353719994532206 1966 43.44694949174241 1967 43.528145336442336 1968 43.573102825376 1969 43.59237158126642 1970 43.60038329942875 1971 43.59757263780137 1972 43.590379239289994 1973 43.56984659482191 1974 43.52473655733129 1975 43.485962892011045 1976 43.46654638944754 1977 43.434437910721904 1978 43.401029027351335 1979 43.38558111401684 1980 43.37512414050457 1981 43.288617410782656 1982 43.21368504695489 1983 43.22080360703135 1984 43.21621686001871 1985 43.19455795239338 1986 43.14758244276305 1987 43.070528748265495 1988 42.95710269351424 1989 42.78776580879993 1990 42.454378645120876 1991 42.05638584294794 1992 41.71409142510645 1993 41.411360458417306 1994 41.001608244715854 1995 40.40096471663003 1996 39.69034418364179 1997 38.87214755038105 1998 38.017590651060154 1999 37.16502295856135 2000 36.30785982855929 2001 35.46410026977678 2002 34.69509268260859 2003 33.98039532851107 2004 33.29588193002994 2005 32.680895880239134 2006 32.094892042380664 2007 31.543504783595406 2008 31.14047385693866 2009 30.87996861067921 2010 30.70630816261951 2011 30.659500830487225 2012 30.717401738332615 2013 30.84803114732873 2014 31.030386379571027 2015 31.185965696153147 2016 31.231225821907223 2017 31.194984880882455 2018 31.10629475907268 2019 30.941895117650482 2020 30.735207792665474 2021 30.49797168169913 2022 30.203336839095297 2023 29.846332731434106