Year % of female population 1960 19.246312710841273 1961 19.150490141132103 1962 19.021588737163196 1963 18.871264733766473 1964 18.68442497903339 1965 18.47188305496682 1966 18.253795819245838 1967 18.007178128038735 1968 17.7334542586961 1969 17.46853028283642 1970 17.212016524307487 1971 16.97893633953342 1972 16.758703174820443 1973 16.522328791767155 1974 16.273231134661874 1975 16.041725396354153 1976 15.87005622980521 1977 15.796493771006789 1978 15.802836664249355 1979 15.830113405569433 1980 15.86947354715717 1981 15.906367538116 1982 15.919889487979015 1983 15.912009843490553 1984 15.87684103638721 1985 15.822199983053006 1986 15.757674166634851 1987 15.652131780413994 1988 15.498377225065301 1989 15.319264752143827 1990 15.139311295684694 1991 14.991519602654577 1992 14.866183671008743 1993 14.746463486932026 1994 14.632090659947139 1995 14.516291118923487 1996 14.379741744028811 1997 14.21549111772047 1998 14.039781280830603 1999 13.858007398550983 2000 13.67984468330164 2001 13.524630293079797 2002 13.386418044557281 2003 13.261092064994488 2004 13.154630176998763 2005 13.059337311833122 2006 12.983723815342922 2007 12.934783798045608 2008 12.914358481573721 2009 12.912018602384276 2010 12.91994262154405 2011 12.921128170219559 2012 12.89414382947926 2013 12.845067056688807 2014 12.78104494810608 2015 12.702590623561155 2016 12.601093199779557 2017 12.47124154053367 2018 12.318081749598313 2019 12.153282901912384 2020 11.972484509551995 2021 11.787467927649509 2022 11.615551011724651 2023 11.45273703491331