Year % of female population 1960 10.822121158581 1961 11.2258586008221 1962 11.6053546857124 1963 11.9631664589639 1964 12.1645520541038 1965 12.2578888207758 1966 12.3628483330034 1967 12.485194014514 1968 12.6058564990923 1969 12.7182482215516 1970 12.8177175711517 1971 12.8802971891138 1972 12.9337642184071 1973 12.9728870121207 1974 12.9650506994511 1975 12.9270376767976 1976 12.869620678771 1977 12.7998855774186 1978 12.7292007623902 1979 12.6611568457178 1980 12.5971863945136 1981 12.5405854443397 1982 12.4882810264832 1983 12.4579400490849 1984 12.4480782616228 1985 12.4414838175508 1986 12.4301719078016 1987 12.4085080875085 1988 12.3818184222556 1989 12.3643987010255 1990 12.3603921296983 1991 12.3737948115673 1992 12.4040256085027 1993 12.4233482648561 1994 12.4000437341997 1995 12.300835680939 1996 12.1431890915581 1997 11.9584024750848 1998 11.7513377044929 1999 11.5406880941625 2000 11.3455918663721 2001 11.1708609658157 2002 11.008458200941 2003 10.8539804581304 2004 10.6711032769692 2005 10.4380301572715 2006 10.1814196030561 2007 9.93151323577902 2008 9.70088401959314 2009 9.48239641464308 2010 9.28869037438967 2011 9.12443045998327 2012 8.96198999122899 2013 8.80828702741443 2014 8.69610680166797 2015 8.61673768915219 2016 8.55581113581425 2017 8.52415878170315 2018 8.52062065927433 2019 8.54144355585128 2020 8.57577315417519 2021 8.6192589545287 2022 8.66429614413185 2023 8.69803500609521