Year % of female population 1960 12.4177300201477 1961 12.4658336587271 1962 12.5526112521084 1963 12.6412558792988 1964 12.7199858025969 1965 12.8105267679443 1966 12.89280714157 1967 12.9541185940435 1968 12.9937859190742 1969 13.014265299471 1970 13.0205811138015 1971 13.0192934687343 1972 13.011860737801 1973 13.003903998608 1974 12.9998846319234 1975 12.9998482626069 1976 13.0101692268655 1977 13.0356554095427 1978 13.1186555483345 1979 13.3388311417619 1980 13.411773133473 1981 13.2339861530144 1982 13.0218544451517 1983 12.7854069810651 1984 12.5418664610491 1985 12.2957478051676 1986 12.0442307838357 1987 11.7824304863188 1988 11.5541797444535 1989 11.4850987131659 1990 11.5489010278842 1991 11.6704896514233 1992 11.8769342094212 1993 12.125429834616 1994 12.3023160118656 1995 12.4203134736136 1996 12.5474351403028 1997 12.6675343060027 1998 12.7648783315312 1999 12.8366135412642 2000 12.8700579359521 2001 12.8577923822514 2002 12.810603544579 2003 12.7262296448483 2004 12.599546840792 2005 12.4295497242591 2006 12.2152088695668 2007 11.9628050592927 2008 11.6893400488084 2009 11.4022982684914 2010 11.1378310712874 2011 10.9320300159565 2012 10.7775646532281 2013 10.6707492106019 2014 10.6232961123352 2015 10.6228427931523 2016 10.6638787245165 2017 10.7659859367466 2018 10.9288137429494 2019 11.1387685075915 2020 11.3668275205371 2021 11.5778491525905 2022 11.7442630015545 2023 11.8433711756783