Year % of female population 1960 9.048103243870937 1961 9.072798657097495 1962 9.118473876884776 1963 9.18217908276142 1964 9.28302925560574 1965 9.426754252531266 1966 9.597715094880718 1967 9.78413250693311 1968 9.9990691128582 1969 10.256619446589518 1970 10.555342926997442 1971 10.878571292890358 1972 11.17064594526896 1973 11.414146068206158 1974 11.632507948895288 1975 11.835343954481546 1976 12.029584914193828 1977 12.203437287902544 1978 12.337716017768116 1979 12.41704434372423 1980 12.420393716837472 1981 12.34247066089626 1982 12.195407943194475 1983 11.985966086929144 1984 11.720727486516248 1985 11.43148504192139 1986 11.164970902729221 1987 10.939367467445473 1988 10.760011221192407 1989 10.625920186997414 1990 10.501882575441627 1991 10.348429810268305 1992 10.175809579734054 1993 9.991904141344506 1994 9.791212116596187 1995 9.616071146400621 1996 9.483699699690483 1997 9.3942472816271 1998 9.36642493027846 1999 9.377727682955541 2000 9.392115444131408 2001 9.389324781567769 2002 9.346668467721072 2003 9.267917021585154 2004 9.203827953481731 2005 9.173333472586181 2006 9.178741502244181 2007 9.216878735094577 2008 9.259560892520122 2009 9.281410760063714 2010 9.2845370544524 2011 9.263628884854784 2012 9.211991154742096 2013 9.142038796540794 2014 9.069487936435316 2015 8.990405360132035 2016 8.886309596840443 2017 8.759798325673628 2018 8.629719247948552 2019 8.479697136876963 2020 8.314043626067608 2021 8.177649792406077 2022 8.075985356407548 2023 8.003098344715257