Year % of female population 1960 13.6634134729826 1961 13.9499313272568 1962 14.2147944867565 1963 14.4855327512913 1964 14.7375393277033 1965 14.9855223104908 1966 15.2317977676024 1967 15.4547287178896 1968 15.6756144523729 1969 15.9185491391429 1970 16.0962721380506 1971 16.14663303356 1972 16.1406870124538 1973 16.110883517684 1974 16.029151341779 1975 15.7712328580942 1976 15.3325465619447 1977 14.8549595566816 1978 14.3785804249787 1979 13.9140210206956 1980 13.4936557857065 1981 12.9764867474467 1982 12.2986682709399 1983 11.6282587174128 1984 11.0473715494243 1985 10.6120406915337 1986 10.4200435973394 1987 10.5162604481281 1988 10.8630574147816 1989 11.3505380007382 1990 11.8069639235625 1991 11.9692448932752 1992 11.7729824410274 1993 11.444607125427 1994 11.130894262248 1995 10.8481007200448 1996 10.6430442416741 1997 10.5389929759278 1998 10.4708027084901 1999 10.4154858961503 2000 10.3747113670242 2001 10.2733698999795 2002 10.0416385655221 2003 9.71549060665076 2004 9.34572599531616 2005 8.98271091657029 2006 8.70080815179199 2007 8.5035657280089 2008 8.33553152202585 2009 8.14192261433307 2010 7.89987807923381 2011 7.67829064350688 2012 7.53351402827632 2013 7.44354613883468 2014 7.43079446646054 2015 7.3573702779451 2016 7.15565044203407 2017 6.94792616226071 2018 6.72028950679238 2019 6.46063487624109 2020 6.26799955693398 2021 6.17216066862783 2022 6.10227878555903 2023 6.06134802421275