Year % of female population 1960 6.84565710875968 1961 6.64874700484563 1962 6.48887431051483 1963 6.35005462868092 1964 6.22215498657388 1965 6.11101570125113 1966 6.00412606397309 1967 5.88011260013569 1968 5.7422878290443 1969 5.6006267116507 1970 5.46316687771844 1971 5.34648971695113 1972 5.28978581549744 1973 5.31415083107148 1974 5.42139279747641 1975 5.6429994560865 1976 6.00759568168554 1977 6.44940645497978 1978 6.83928980024217 1979 7.17007082674522 1980 7.43009197871867 1981 7.54887262656684 1982 7.59168676421743 1983 7.64545263600084 1984 7.61855526343536 1985 7.50732059745727 1986 7.38517781935949 1987 7.24371664441562 1988 7.11647468021655 1989 7.04500771755237 1990 7.01705367198607 1991 6.95683812183583 1992 6.86605628422111 1993 6.77314187332869 1994 6.67953311828698 1995 6.57886841185206 1996 6.49115639647649 1997 6.43202156352719 1998 6.41560023066301 1999 6.44735860018814 2000 6.52380165755428 2001 6.67237052030907 2002 6.85031637377857 2003 7.0069280481789 2004 7.15517174280221 2005 7.28146698573012 2006 7.35727282983826 2007 7.39286950482214 2008 7.38079444507741 2009 7.32383203144914 2010 7.25297146590427 2011 7.15440925041249 2012 7.05537037854371 2013 7.01524562104109 2014 6.9894532695117 2015 6.93236327142517 2016 6.86769292268468 2017 6.79876155355236 2018 6.71444361662147 2019 6.62650469945707 2020 6.54619742274348 2021 6.47901692775583 2022 6.41548413357743 2023 6.34199683304839