Annual % of female population
1960 6.88461441273995
1961 6.82719360305369
1962 6.77669705312095
1963 6.72839877337502
1964 6.6821904322255
1965 6.64661654135338
1966 6.6198836069739
1967 6.60993762788168
1968 6.62826253765017
1969 6.67801201062067
1970 6.76318775061273
1971 6.87714161308033
1972 7.01043690361645
1973 7.14305548944003
1974 7.30572780144956
1975 7.49800356745703
1976 7.65532163341003
1977 7.74340777896094
1978 7.78090207012179
1979 7.75212652669497
1980 7.65293862085099
1981 7.51810208260886
1982 7.40592317759927
1983 7.35082852041202
1984 7.32021337886016
1985 7.33389492134819
1986 7.38706227404253
1987 7.45775323383588
1988 7.63088735754684
1989 7.72659853919197
1990 7.75876198000911
1991 7.87399777875823
1992 7.9623290359243
1993 7.95561622837557
1994 7.64611079158038
1995 7.35960651206277
1996 7.34356437319695
1997 7.29413212702215
1998 7.22786468840906
1999 7.20332436334063
2000 7.22242928340391
2001 7.29006091957431
2002 7.41362063744069
2003 7.58961332204347
2004 7.79519811310517
2005 8.01932810208576
2006 8.2690080963515
2007 8.52337010088191
2008 8.75733097266792
2009 8.97328903607492
2010 9.16660854641395
2011 9.31271789513192
2012 9.41443072143063
2013 9.47891283809637
2014 9.51841651213135
2015 9.52190488419833
2016 9.49395544225935
2017 9.46923156124515
2018 9.435138645926
2019 9.33568662556882
2020 9.136444726174
2021 8.87739917610488
2022 8.59169269872098
2023 8.3003150111662