Year % of female population 1960 7.33352832285171 1961 7.39444633539966 1962 7.43520183382042 1963 7.4657498022107 1964 7.49268334654476 1965 7.51446226917873 1966 7.53033309477465 1967 7.54290731350809 1968 7.53782432479605 1969 7.49279707717167 1970 7.37568132432773 1971 7.20263044447687 1972 7.01572671280959 1973 6.82206956872004 1974 6.63075521849849 1975 6.4540382199542 1976 6.29419711335519 1977 6.15085268348465 1978 6.00466668216202 1979 5.83189495078527 1980 5.70008969428298 1981 5.63099042457743 1982 5.59283245971569 1983 5.6099838218349 1984 5.69098746178762 1985 5.77571067587198 1986 5.84055095293897 1987 5.91220220031931 1988 5.98577584452289 1989 6.05718751492979 1990 6.12467622339507 1991 6.18268787386215 1992 6.23227348704692 1993 6.27343832292511 1994 6.30191867896874 1995 6.31852420538927 1996 6.32328576115486 1997 6.31963913206174 1998 6.31064516003107 1999 6.29286385747228 2000 6.26098449494302 2001 6.21311491101286 2002 6.15781798213256 2003 6.10660093162009 2004 6.06667141608923 2005 6.04284616859003 2006 6.03830011601969 2007 6.04911906108511 2008 6.06569935232455 2009 6.08548854131144 2010 6.11133165020596 2011 6.14432537215171 2012 6.1822403826559 2013 6.22342782496333 2014 6.26774490999316 2015 6.31326213224224 2016 6.35860518703062 2017 6.39937266789749 2018 6.42929593396579 2019 6.44637355866964 2020 6.44505160386978 2021 6.43113873500501 2022 6.4072528725826 2023 6.37079025103516