Year % of female population 1960 13.45653189214239 1961 13.462475827372923 1962 13.406953242732632 1963 13.295385992847734 1964 13.14005997132408 1965 12.968646653941265 1966 12.810502215253926 1967 12.665265029986832 1968 12.529532423890577 1969 12.40784004791533 1970 12.303460342014619 1971 12.221358763325494 1972 12.162726385812944 1973 12.13158074089031 1974 12.126267733834528 1975 12.130918762904674 1976 12.147266427938515 1977 12.164077130586895 1978 12.17179514038281 1979 12.175850311732265 1980 12.195110992947665 1981 12.249298112001524 1982 12.318383217444959 1983 12.384061807968834 1984 12.438377519763877 1985 12.477033721874701 1986 12.503328273324769 1987 12.51983442309075 1988 12.514266701125678 1989 12.490764698736623 1990 12.44418208111644 1991 12.328389177540252 1992 12.14205628699744 1993 11.939584166323153 1994 11.744319947827833 1995 11.513591050475013 1996 11.263119333096467 1997 11.001759033732728 1998 10.729555959645088 1999 10.481284317769445 2000 10.285370534259176 2001 10.127378545493432 2002 9.990731860979698 2003 9.884844052787367 2004 9.80266472389938 2005 9.73131456314776 2006 9.664812782599418 2007 9.594476471001128 2008 9.506008560490027 2009 9.385642811819814 2010 9.279590694055749 2011 9.212463049229386 2012 9.136741035439634 2013 9.039150861632702 2014 8.928471782647293 2015 8.817140078385561 2016 8.714135124926443 2017 8.60408372442263 2018 8.485465702414688 2019 8.3672382905043 2020 8.24425900704704 2021 8.112857575156614 2022 7.974752796377707 2023 7.838669653855285