Year % of female population 1960 3.17229423427552 1961 3.20137117189886 1962 3.24385115642267 1963 3.29398953856923 1964 3.32949520556561 1965 3.33870019185716 1966 3.31531046160359 1967 3.25270497715797 1968 3.16524587005731 1969 3.07597186799598 1970 3.01957780212747 1971 3.01159053277491 1972 3.03056999383314 1973 3.05574144786049 1974 3.07996832937451 1975 3.09967948079871 1976 3.11314047683419 1977 3.12676397064753 1978 3.14879876525659 1979 3.18522840093755 1980 3.22371267849416 1981 3.25067850974587 1982 3.26206140350877 1983 3.26127115682261 1984 3.24775049715489 1985 3.22870480692228 1986 3.21189533045837 1987 3.18485086342229 1988 3.14770215760315 1989 3.10393117935381 1990 3.04138208115709 1991 2.99555511162164 1992 3.00110567051019 1993 3.02873338545739 1994 3.056933571041 1995 3.07923105772837 1996 3.08314065694686 1997 3.05241257445778 1998 2.9854836880505 1999 2.90161775771257 2000 2.82883709606435 2001 2.80244794387641 2002 2.86424627303456 2003 2.98500542475357 2004 3.12266904864955 2005 3.27606396604091 2006 3.4217940561665 2007 3.55395033860045 2008 3.68885180899068 2009 3.83148250476819 2010 3.98746392336703 2011 4.16355636740465 2012 4.37062937062937 2013 4.60312674964469 2014 4.83397604340852 2015 5.05240027045301 2016 5.2345980890493 2017 5.35284450273079 2018 5.41009918103626 2019 5.42043255688638 2020 5.38330107779388 2021 5.29849727324568 2022 5.17965766584551 2023 5.04177059824999