Year % of female population 1960 7.32349684569481 1961 7.27843213779787 1962 7.24122168931547 1963 7.21061222180664 1964 7.18119232820909 1965 7.15472934645401 1966 7.12475649875929 1967 7.08789609268943 1968 7.05151066027784 1969 7.0094175846728 1970 6.96906480414206 1971 6.94478861394451 1972 6.8861816858446 1973 6.75444611369365 1974 6.58561015412563 1975 6.51783974137271 1976 6.59316768195331 1977 6.71850980245053 1978 6.90230085208919 1979 7.14725044655172 1980 7.37187816699053 1981 7.52850569668892 1982 7.62349773890562 1983 7.66735106151996 1984 7.67347393534468 1985 7.65535549635336 1986 7.62800377972824 1987 7.59502136024763 1988 7.5509151094355 1989 7.49764064993897 1990 7.44168186287425 1991 7.4186218139953 1992 7.46036141948186 1993 7.56149565666085 1994 7.7039939922636 1995 7.88290002288611 1996 8.08604712015183 1997 8.28846681412413 1998 8.46690719574748 1999 8.61230508477307 2000 8.73252225251892 2001 8.80331884205306 2002 8.81773644403701 2003 8.81956699441633 2004 8.83892619765385 2005 8.87033064542186 2006 8.8972205289605 2007 8.92996705921763 2008 8.94385788813216 2009 8.93329924692958 2010 8.92929187694433 2011 8.91609876366011 2012 8.88155807517414 2013 8.84535242323556 2014 8.83166610103951 2015 8.82652736870518 2016 8.81292062154959 2017 8.78662136056844 2018 8.74796722127113 2019 8.70680878211947 2020 8.67234786668243 2021 8.65430122163185 2022 8.66630970291569 2023 8.69868937767304