Year % of female population 1960 9.06640466257543 1961 9.08364431189303 1962 9.08381258477751 1963 9.04470597012141 1964 8.97632995834885 1965 8.92542957432095 1966 8.92659425479599 1967 8.97317547708739 1968 9.06403204229194 1969 9.1907225557419 1970 9.23745474157512 1971 9.20108773870032 1972 9.2165359376364 1973 9.29198212168202 1974 9.41191450137459 1975 9.64560477319904 1976 9.95359688917693 1977 10.2091956821687 1978 10.4148641776357 1979 10.5799898196532 1980 10.6770121336111 1981 10.7022078324243 1982 10.6958167226382 1983 10.6703787459615 1984 10.5940523518431 1985 10.4701395944385 1986 10.2968385487893 1987 10.0825971684038 1988 9.85344447226893 1989 9.63094339226913 1990 9.41837280426193 1991 9.20210781028674 1992 8.99065475952724 1993 8.78952110083961 1994 8.60813709991993 1995 8.51420700259474 1996 8.55475353324681 1997 8.71375686226977 1998 8.96353226904082 1999 9.26324732287509 2000 9.54049701492902 2001 9.7484090340015 2002 9.89245843351339 2003 9.97254935004979 2004 9.98647679300086 2005 9.93589818300486 2006 9.81179161900801 2007 9.65017458028515 2008 9.50101976709248 2009 9.36426942484965 2010 9.24958626396359 2011 9.18107648230828 2012 9.11830812102797 2013 9.02832472151166 2014 8.91824417888873 2015 8.79077785672191 2016 8.65103637985508 2017 8.4978376096954 2018 8.33759378000331 2019 8.19024783498524 2020 8.06542890696302 2021 7.96863270893809 2022 7.92265748685363 2023 7.93567159399896