Year % of female population 1960 10.0937141783399 1961 10.0605129848401 1962 10.0228853776256 1963 9.99613820108591 1964 10.0285696129976 1965 10.1194439924397 1966 10.2134481648766 1967 10.2887890103456 1968 10.3419125616932 1969 10.3571590458383 1970 10.3724013017127 1971 10.4095368961244 1972 10.4543730107073 1973 10.5070420438266 1974 10.5617822128983 1975 10.6249967881052 1976 10.7051075632817 1977 10.8089696865915 1978 10.9314561907936 1979 11.0584152870668 1980 11.176844459817 1981 11.2518197668662 1982 11.2534859259642 1983 11.2081245748092 1984 11.1423022800856 1985 11.0420215604739 1986 10.9389121155174 1987 10.8670224775777 1988 10.7979585836573 1989 10.7332451756156 1990 10.7148300067368 1991 10.7288438864301 1992 10.7507407014993 1993 10.7742318739904 1994 10.7880954273961 1995 10.7914545288844 1996 10.7784781893635 1997 10.7277761370959 1998 10.6230895081829 1999 10.4699280280132 2000 10.2831294514429 2001 10.0919404095959 2002 9.94741112248992 2003 9.87677421548794 2004 9.86789907776198 2005 9.90880673104307 2006 9.98498436467178 2007 10.1091061394239 2008 10.2753852442542 2009 10.4496850850287 2010 10.6110594264074 2011 10.737229508033 2012 10.813403793219 2013 10.8312428360086 2014 10.7797296232559 2015 10.6488806417224 2016 10.437581544682 2017 10.1404394647667 2018 9.76046900432955 2019 9.34048143697749 2020 8.93395002974691 2021 8.5760272449486 2022 8.31450094303775 2023 8.14401000989025