Year % of female population 1960 13.2132311950195 1961 13.4660376079154 1962 13.7202679079999 1963 13.9591490472462 1964 14.175631937548 1965 14.3524903979169 1966 14.4692734373329 1967 14.5116618216773 1968 14.4564707386815 1969 14.2925859253796 1970 14.0326796658621 1971 13.7132781395268 1972 13.3845711635045 1973 13.0852897170726 1974 12.8273928521536 1975 12.6072014953154 1976 12.4183529480223 1977 12.2442873747087 1978 12.0680474479457 1979 11.8920161050192 1980 11.7302936862487 1981 11.5743832921004 1982 11.4013555446398 1983 11.2170414163092 1984 11.0311339013886 1985 10.8514231587932 1986 10.7023721631946 1987 10.6151636403547 1988 10.5851909915753 1989 10.5943941263858 1990 10.6256909841592 1991 10.6510887026262 1992 10.6525025578791 1993 10.6308961363796 1994 10.5825546264113 1995 10.5019512498612 1996 10.3891341538369 1997 10.2536309099505 1998 10.0968713512529 1999 9.91830632590714 2000 9.72314761201648 2001 9.50223271679797 2002 9.22623072386035 2003 8.89327365769928 2004 8.52654586787824 2005 8.13544354539771 2006 7.72838967252637 2007 7.33501381722508 2008 6.98050881940547 2009 6.64313854291106 2010 6.32209021881699 2011 6.0464092338775 2012 5.80536092341464 2013 5.60836386292488 2014 5.47165814242048 2015 5.38561152531307 2016 5.36915578470884 2017 5.41366492582235 2018 5.47801092628242 2019 5.54334663231136 2020 5.57825915692862 2021 5.55088171170005 2022 5.44437287974967 2023 5.27425952566028