Year % of female population 1960 6.84685025947953 1961 6.97235462345091 1962 7.03308795628747 1963 7.07595079562126 1964 7.14672037897014 1965 7.28981645944346 1966 7.42557045874581 1967 7.54363865394997 1968 7.6853813559322 1969 7.79641631719405 1970 7.80513536047916 1971 7.76538274991219 1972 7.69256116648818 1973 7.58765299653777 1974 7.50252813046758 1975 7.42880726372266 1976 7.34973235169458 1977 7.26593154360334 1978 7.1968014215904 1979 7.12102412008595 1980 6.99433457404667 1981 6.78564540774697 1982 6.46581107916654 1983 6.04882392223789 1984 5.8096654275093 1985 5.86420673005276 1986 5.97701832002138 1987 6.07878219041473 1988 6.18570107502023 1989 6.13549333067604 1990 5.91510188054804 1991 5.72473606916235 1992 5.55693137416763 1993 5.37883248661454 1994 5.23108384458078 1995 5.10842849965373 1996 4.97901229569044 1997 4.85054184427489 1998 4.73208623969562 1999 4.61502267647789 2000 4.51121006575882 2001 4.46060885963899 2002 4.49399613310268 2003 4.56862398748391 2004 4.6385557252673 2005 4.68837347975701 2006 4.74026453853543 2007 4.81571881864779 2008 4.93133130228734 2009 5.0720474891091 2010 5.23142170044898 2011 5.46974334824582 2012 5.74793791991716 2013 5.97671074652901 2014 6.15769948725219 2015 6.32779345171768 2016 6.40109237710757 2017 6.33699286273208 2018 6.20098184184066 2019 6.04368358913813 2020 5.90121419309207 2021 5.81381677953348 2022 5.85443037974683 2023 5.99466828800599