Year % of female population 1960 8.54038640838014 1961 8.41648021645998 1962 8.2734340603131 1963 8.12872481703833 1964 8.00960161880931 1965 7.93388367155154 1966 7.89699101816587 1967 7.88985386344759 1968 7.90018871367126 1969 7.99361737777487 1970 8.17150222193436 1971 8.35508167026377 1972 8.54423727405672 1973 8.74391166848416 1974 8.88509606458759 1975 8.96007522929698 1976 9.02202510758336 1977 9.07341122940777 1978 9.1133032394075 1979 9.13277188139137 1980 9.14063803521026 1981 9.14400592193427 1982 9.1416060019473 1983 9.13701633607423 1984 9.13034225166844 1985 9.11256740268038 1986 9.08106023432217 1987 9.04948715770711 1988 9.02627961376366 1989 9.0069770776882 1990 8.99585972401912 1991 8.99693145937291 1992 9.00259864278549 1993 9.01244967552445 1994 9.03083436447366 1995 9.04511950197724 1996 9.04969570305327 1997 9.04295719842365 1998 9.01988288333708 1999 8.99715934130785 2000 8.99623363907198 2001 9.01367900691484 2002 9.04437249967766 2003 9.09178003647055 2004 9.14597967576325 2005 9.18968514215811 2006 9.22614845298604 2007 9.25328542391752 2008 9.26195823244235 2009 9.2541130727406 2010 9.22929503044216 2011 9.18938309037373 2012 9.14753587607149 2013 9.10523286944896 2014 9.05841388058055 2015 9.01728807965908 2016 8.97570900981722 2017 8.92891091484122 2018 8.88244948356075 2019 8.83695131911754 2020 8.80341154221028 2021 8.79751207092807 2022 8.79907318252342 2023 8.77363727659461