Year % of female population 1960 13.5298667580776 1961 13.4949544369263 1962 13.4644154638928 1963 13.4341208790254 1964 13.4124239049724 1965 13.3971212468181 1966 13.3873387509004 1967 13.3865774204408 1968 13.3918450376086 1969 13.3994379020855 1970 13.4101583297943 1971 13.4223493055623 1972 13.4375753791019 1973 13.4594327414522 1974 13.4971872335887 1975 13.5665577753336 1976 13.6682605865711 1977 13.7912096792339 1978 13.9236321319818 1979 14.0504428511177 1980 14.1486830043667 1981 14.2057808497526 1982 14.218973066329 1983 14.1892611164805 1984 14.126371769098 1985 14.0482697327483 1986 13.977646718369 1987 13.9354881992177 1988 13.9338527154996 1989 13.972384730908 1990 14.0406358965416 1991 14.1240755697739 1992 14.2096343009679 1993 14.2891637693855 1994 14.3658121140861 1995 14.4441230785639 1996 14.5226929011471 1997 14.5804460203255 1998 14.6002294224213 1999 14.5547602103861 2000 14.4039524546092 2001 14.1459311150135 2002 13.8270223593415 2003 13.5015302283626 2004 13.2142067273686 2005 12.9770480478518 2006 12.7661723235164 2007 12.5488986168677 2008 12.287105579641 2009 11.9873537406926 2010 11.7036851943662 2011 11.4753432027063 2012 11.3120064345395 2013 11.2000272465498 2014 11.1033499448085 2015 10.9888148270797 2016 10.83608918796 2017 10.659850702363 2018 10.4895410627059 2019 10.340950037984 2020 10.2374824152917 2021 10.1742099249623 2022 10.1183826213824 2023 10.0538125105538