Year % of female population 1960 13.521900248472582 1961 13.666245405289358 1962 13.664281556579724 1963 13.456240899299033 1964 12.971901950451379 1965 12.318534575284062 1966 11.684254432231972 1967 11.357844590839386 1968 11.614084368475199 1969 12.162170679377555 1970 12.695586915460366 1971 13.223115683166249 1972 13.390360400323303 1973 13.138973683686991 1974 12.922193891167424 1975 12.834299730015974 1976 12.768189007567127 1977 12.709344352356435 1978 12.534184837021163 1979 12.191511901584294 1980 11.72709284282174 1981 11.1941059205779 1982 10.66287588926479 1983 10.15438197510229 1984 9.76796210525431 1985 9.551467202596141 1986 9.469639999648418 1987 9.520584144909304 1988 9.588267598246263 1989 9.583602189948888 1990 9.575411765106569 1991 9.60682623728724 1992 9.66362324225627 1993 9.731267387159537 1994 9.806761243776451 1995 9.85668977837712 1996 9.722114564827764 1997 9.34159200474654 1998 8.90153876084445 1999 8.450058335262387 2000 7.944926681717827 2001 7.517385178542764 2002 7.224112611266748 2003 6.976452529729658 2004 6.756938350166131 2005 6.58017575376205 2006 6.438450118922677 2007 6.314290381321546 2008 6.216236449721761 2009 6.146347309922414 2010 6.084164221287358 2011 6.038391477995629 2012 6.0316888454969595 2013 6.057116302706958 2014 6.101077177307388 2015 6.1388553690220045 2016 6.167204347738099 2017 6.212236719595481 2018 6.248823386695078 2019 6.263232747982002 2020 6.267460420494554 2021 6.269404585302762 2022 6.251159581297368 2023 6.158900715931698