Year % of female population 1960 11.0466078246315 1961 11.5158106709381 1962 11.8144970917402 1963 11.987077524435 1964 12.0470970303011 1965 12.0447501795588 1966 12.1551793856872 1967 12.3490428868646 1968 12.4873957857076 1969 12.6121530341635 1970 12.7657329225987 1971 12.9868726844049 1972 13.2672885163877 1973 13.5408327076767 1974 13.7306162717915 1975 13.4807576203038 1976 12.9938547147724 1977 12.8532670355743 1978 12.9028719055178 1979 12.9130663330835 1980 12.8986395630396 1981 12.8714880847152 1982 12.8400283647767 1983 12.8051152611288 1984 12.762630781303 1985 12.7113578346424 1986 12.6204856673426 1987 12.5214415406935 1988 12.4667870148459 1989 12.4555314113547 1990 12.5070909556624 1991 12.6451783688184 1992 12.8343940039135 1993 13.0157419099378 1994 13.1679739194521 1995 13.2710851103748 1996 13.2516574437123 1997 13.0730229700188 1998 12.8475188755854 1999 12.614184901142 2000 12.3286181107475 2001 12.011715623213 2002 11.6852520207437 2003 11.3504982216588 2004 11.0011161779776 2005 10.6342155360889 2006 10.2292870414606 2007 9.7831272618182 2008 9.28798548329202 2009 8.78198776330076 2010 8.34659675540861 2011 8.00031544222278 2012 7.73660067150766 2013 7.60108755284587 2014 7.58895812390304 2015 7.64389626125317 2016 7.76267419298828 2017 7.94924628753367 2018 8.1845114499793 2019 8.44146317065563 2020 8.70734477062732 2021 8.96578894307706 2022 9.212479704006 2023 9.42664180957707