Year % of female population 1960 13.705156290347132 1961 13.828443752566718 1962 13.869638042784093 1963 13.788552634218231 1964 13.560199138049219 1965 13.254515301511402 1966 12.960384077895622 1967 12.829462174518964 1968 12.999173398272337 1969 13.31627750183474 1970 13.621089069066723 1971 13.908035463580086 1972 13.995170244519135 1973 13.860342500368672 1974 13.734044352242323 1975 13.666715484757562 1976 13.612402964428608 1977 13.563656977520502 1978 13.456742919035685 1979 13.267345472483054 1980 13.0179741557623 1981 12.731685427472074 1982 12.444153055024696 1983 12.16916186967898 1984 11.963318935195389 1985 11.850837386184862 1986 11.811371709371723 1987 11.841955133230593 1988 11.880472928014703 1989 11.879822199645002 1990 11.868143251170254 1991 11.863308356387694 1992 11.863815239701877 1993 11.863727617516883 1994 11.856713970400325 1995 11.828016554307464 1996 11.717869745464247 1997 11.502844113334621 1998 11.259583845698009 1999 11.006945629856634 2000 10.733125023742435 2001 10.493327850815014 2002 10.311870999847933 2003 10.151907270030184 2004 10.006066402818552 2005 9.885793997834497 2006 9.790157367412476 2007 9.707121685610188 2008 9.634038880733442 2009 9.569984762321402 2010 9.50352269457635 2011 9.43624857888723 2012 9.38398401733877 2013 9.351829928999813 2014 9.333371413319744 2015 9.317018735105878 2016 9.296923089392326 2017 9.278191010966639 2018 9.25115718952939 2019 9.206149667766942 2020 9.148846028336411 2021 9.090454627876815 2022 9.028164201387078 2023 8.930303927233355