Year % of female population 1960 5.020891157591541 1961 5.064521744025732 1962 5.11026774133922 1963 5.15565037491256 1964 5.144570439411053 1965 5.003781164696537 1966 4.718828173956378 1967 4.352908184775023 1968 4.026501260090579 1969 3.814100192218481 1970 3.7198994759377673 1971 3.819357921484336 1972 4.07065062872644 1973 4.361482111505739 1974 4.632010531532278 1975 4.905537925711263 1976 5.155195888118777 1977 5.346844985823583 1978 5.484962581536821 1979 5.558129680910661 1980 5.5680644101233705 1981 5.489044252222003 1982 5.316305896661432 1983 5.07881016376225 1984 4.8358180434990095 1985 4.693125546014762 1986 4.6990006737297305 1987 4.84779160192869 1988 5.077491846924414 1989 5.292149087897762 1990 5.379393128821672 1991 5.312157340385962 1992 5.062910148191341 1993 4.6583419947460785 1994 4.242496635710355 1995 3.8914555488171225 1996 3.680520048975512 1997 3.6720362361112286 1998 3.8529538478546184 1999 4.171210630429617 2000 4.534893354290027 2001 4.826272543838939 2002 5.014896451300792 2003 5.191867790656318 2004 5.336827584900919 2005 5.429797071779339 2006 5.536441646318172 2007 5.665402774089181 2008 5.751982600798519 2009 5.807481640573559 2010 5.892816176428971 2011 5.980186768398088 2012 6.038218693643113 2013 6.074462918858561 2014 6.078595679310438 2015 6.034401659551601 2016 5.9633327234404865 2017 5.889484168276205 2018 5.853303302313987 2019 5.8272185966282315 2020 5.799384733763884 2021 5.807640102903892 2022 5.884781840396949 2023 5.95083831737689