Year % of female population 1960 42.7999940076535 1961 43.2857734161059 1962 43.6594527707563 1963 43.9508438871023 1964 44.0360993762585 1965 43.9473108455278 1966 43.8703114059382 1967 43.8285635036973 1968 43.8026695779163 1969 43.7685314120183 1970 43.6956212014003 1971 43.5804948197863 1972 43.4094312981886 1973 43.1781559428925 1974 42.936419960746 1975 42.7471216963927 1976 42.6910087342845 1977 42.7324938743317 1978 42.8294641954976 1979 43.0203508524338 1980 43.2780046388247 1981 43.2146557787095 1982 43.2169169118536 1983 43.5675373036201 1984 43.8780879156473 1985 44.1495874564303 1986 44.3523234080727 1987 44.4775080783123 1988 44.537249003617 1989 44.5018104533555 1990 43.9507684399707 1991 43.270111476428 1992 42.8975673984801 1993 42.8039972900364 1994 42.4179168954929 1995 41.3598872597138 1996 40.0548830812417 1997 38.4842515297598 1998 36.7271753936459 1999 34.9294482936239 2000 33.1329920307165 2001 31.3870243068237 2002 29.878345868565 2003 28.4796948771531 2004 27.0849855372458 2005 25.816627600472 2006 24.6656270942577 2007 23.6812328460253 2008 22.9233028009281 2009 22.4247503633456 2010 22.1634355461639 2011 22.0977583768085 2012 22.1941563704465 2013 22.3887974996654 2014 22.7776715816814 2015 23.2591493292398 2016 23.5557485922296 2017 23.719016722065 2018 23.8255357551725 2019 23.8031020027216 2020 23.6680164156398 2021 23.466275316925 2022 23.2032010692587 2023 22.8773537864396