Year % of female population 1960 2.46893556438605 1961 2.46687098979119 1962 2.43605202518012 1963 2.41146760867661 1964 2.38733242256068 1965 2.36616677042863 1966 2.3491475053233 1967 2.3365633651871 1968 2.32630429910866 1969 2.31459546346308 1970 2.28762518981079 1971 2.25840266000774 1972 2.24477042494409 1973 2.23241252541261 1974 2.21363057855744 1975 2.18817204301075 1976 2.15752355988267 1977 2.12304278140796 1978 2.08538282779983 1979 2.0458164152914 1980 2.00640005699494 1981 1.96747805617852 1982 1.92840733518121 1983 1.89231235593889 1984 1.8624617525126 1985 1.84181227166172 1986 1.83293019754576 1987 1.83510601891777 1988 1.84865257137906 1989 1.87227940251867 1990 1.89645323231552 1991 1.91938282714467 1992 1.94651554818665 1993 1.97683401483056 1994 2.00683843653061 1995 2.03480519846573 1996 2.05939456602907 1997 2.077951277641 1998 2.08399838845677 1999 2.07562515775916 2000 2.08159672510154 2001 2.10100562025804 2002 2.10937855162068 2003 2.10800244299508 2004 2.08849056794415 2005 2.04216759016623 2006 1.96977291052124 2007 1.87703764478196 2008 1.7731848836621 2009 1.67291411717927 2010 1.58341551422303 2011 1.50712984721082 2012 1.45055904049407 2013 1.42041788491389 2014 1.42616593529952 2015 1.47321155072814 2016 1.56827324261827 2017 1.71408348035539 2018 1.89609444249982 2019 2.09218219929945 2020 2.28324143464381 2021 2.45753694847935 2022 2.61132849828493 2023 2.74634471235216