Year % of female population 1960 8.7509480123308 1961 8.71200899889276 1962 8.70690879694023 1963 8.76384594463386 1964 9.04757248369615 1965 9.49962714680914 1966 9.93072689071097 1967 10.3358937215372 1968 10.6851519894357 1969 10.8336091877382 1970 10.8252418947915 1971 10.8103810817589 1972 10.7898386640656 1973 10.7665962019352 1974 10.7379780841134 1975 10.7024477106718 1976 10.6606471437083 1977 10.6136480340104 1978 10.5641380693013 1979 10.5189824827757 1980 10.4844156366676 1981 10.4730595448189 1982 10.4929475431042 1983 10.5438418810536 1984 10.6253968567634 1985 10.7371296610319 1986 10.8819319295805 1987 11.0324406455805 1988 11.1511876857699 1989 11.2254589452552 1990 11.2477687692391 1991 11.2097963588565 1992 11.1296427985994 1993 11.0341924383349 1994 10.9284613938016 1995 10.8085967222641 1996 10.6718957310956 1997 10.5302463967008 1998 10.396262384085 1999 10.2807386103793 2000 10.2015601756266 2001 10.1598448888192 2002 10.1568301873661 2003 10.1931384617304 2004 10.2558411523063 2005 10.3393934753477 2006 10.4394567666419 2007 10.5378189586339 2008 10.6299227441829 2009 10.7230622696972 2010 10.8139337522789 2011 10.9001072478878 2012 10.9753143790635 2013 11.0216855563689 2014 11.029243721493 2015 10.9923852188895 2016 10.9209161203112 2017 10.8333573853403 2018 10.7474238666253 2019 10.6778868473554 2020 10.6358270714722 2021 10.622298517191 2022 10.6266686411069 2023 10.6372781161851