Year % of female population 1960 10.6966670677415 1961 10.5077334954464 1962 10.2470327673349 1963 9.94437331685136 1964 9.62223653144452 1965 9.15270394893635 1966 8.60973256820058 1967 8.2423695973296 1968 8.03480944987309 1969 7.87816452841083 1970 7.75330165148213 1971 7.68675844041213 1972 7.70509612852252 1973 7.79742508465913 1974 7.90756426252121 1975 8.02114145858046 1976 8.15200802337243 1977 8.28362781068006 1978 8.37650886522399 1979 8.49532611004886 1980 8.70094801085282 1981 8.97499233948884 1982 9.30356774342353 1983 9.65306976936187 1984 9.99072069285493 1985 10.1531357959075 1986 10.0954979536153 1987 9.96427948225778 1988 9.82315351463813 1989 9.7046312441319 1990 9.60783224037642 1991 9.50685618579323 1992 9.39478491800718 1993 9.28191276426293 1994 9.19895178454989 1995 9.14762245849356 1996 9.09090909090909 1997 9.03555912371748 1998 9.02853820071138 1999 9.10967003056512 2000 9.32664677782455 2001 9.68663531460605 2002 10.1416729145153 2003 10.6678815870013 2004 11.238023542294 2005 11.7772269224551 2006 12.2478935213564 2007 12.6221970392659 2008 12.8462372434702 2009 12.9138875374692 2010 12.8166841640215 2011 12.5278473752528 2012 12.079503914517 2013 11.5282886848164 2014 11.0438550309268 2015 10.6718641522074 2016 10.3028823555381 2017 9.93276230084554 2018 9.54505229867549 2019 9.09767760846282 2020 8.54815107953395 2021 7.95483891428546 2022 7.31734177186741 2023 6.657795001596