Year % of female population 1960 14.5048341922372 1961 14.5019662896935 1962 14.4979053932429 1963 14.5039772318084 1964 14.5125956179529 1965 14.5190636334256 1966 14.5245678028948 1967 14.5222269091903 1968 14.5015296735983 1969 14.4482074075217 1970 14.3430907381236 1971 14.1813110994443 1972 13.9670008667788 1973 13.708284201522 1974 13.4362894225895 1975 13.187227803662 1976 12.9707731857179 1977 12.7889224072526 1978 12.6469763021039 1979 12.5246401605794 1980 12.4096448229119 1981 12.315853213484 1982 12.2456617156752 1983 12.1942608385725 1984 12.167022615159 1985 12.156521629788 1986 12.1430914630297 1987 12.1147838745547 1988 12.0601332895223 1989 11.9699345041559 1990 11.8389208370748 1991 11.6665296454651 1992 11.4622325199417 1993 11.231497975838 1994 10.9817540271174 1995 10.723593310818 1996 10.4658270917774 1997 10.2086497051638 1998 9.96805010610154 1999 9.760698894202 2000 9.58720617685372 2001 9.44231406593408 2002 9.32195903605564 2003 9.21676211617635 2004 9.09901616075088 2005 8.95436530036447 2006 8.78816431538903 2007 8.60057151353775 2008 8.38204183958049 2009 8.16327575017068 2010 7.96954754914322 2011 7.78758495900362 2012 7.61497905130237 2013 7.46124219426946 2014 7.31618992168103 2015 7.1709485920963 2016 7.04071885351787 2017 6.9260959872184 2018 6.82077361362943 2019 6.73564834511678 2020 6.67664892509424 2021 6.60972953066632 2022 6.543546431736 2023 6.50344067816716