Year % of female population 1960 7.69256421728481 1961 7.54848091712326 1962 7.40042172587995 1963 7.2501979341615 1964 7.09784547123759 1965 6.94987508764006 1966 6.80925571000524 1967 6.6796962862353 1968 6.57403441976114 1969 6.50514967858599 1970 6.47648724819012 1971 6.47984909581822 1972 6.50441900517746 1973 6.54774980142365 1974 6.67690946373185 1975 6.88043175959859 1976 7.08531599571948 1977 7.30259867285855 1978 7.51890191057545 1979 7.66022091429985 1980 7.74048509830071 1981 7.81593728348862 1982 7.87649397905767 1983 7.93445487123648 1984 7.99207520710762 1985 8.04120481175591 1986 8.08719910953149 1987 8.13482705500346 1988 8.18999393693557 1989 8.25162253436489 1990 8.31919915814635 1991 8.38460539288441 1992 8.44139695448072 1993 8.49160431756372 1994 8.53304676406397 1995 8.56367903819534 1996 8.58837784708917 1997 8.61083986609261 1998 8.62989492632435 1999 8.64201300733327 2000 8.6442106271861 2001 8.63929363429708 2002 8.62951013018429 2003 8.61882729240912 2004 8.61807142880351 2005 8.62349086958748 2006 8.62409122933125 2007 8.62981176869595 2008 8.65916041498567 2009 8.69744606103597 2010 8.71709988658108 2011 8.70950726356645 2012 8.66092458764127 2013 8.56175377056783 2014 8.43975983352342 2015 8.33386691041049 2016 8.25770695545535 2017 8.20980653562496 2018 8.18314142148978 2019 8.15244246789741 2020 8.10304350529594 2021 8.05038745658312 2022 7.99098811997712 2023 7.91819961098673