Year % of female population 1960 10.0667723167103 1961 10.2059785746778 1962 10.3344053986891 1963 10.4754474276417 1964 10.6063175689085 1965 10.6952897655604 1966 10.7622022475405 1967 10.8775523706471 1968 10.98871208078 1969 11.0693528335028 1970 11.1925409032249 1971 11.3260456761255 1972 11.4786000497052 1973 11.6727916949137 1974 11.8865524550378 1975 12.1228376837733 1976 12.3896083134255 1977 12.6532060822899 1978 12.8732653100133 1979 13.0447846947501 1980 13.1845789886464 1981 13.3250057769654 1982 13.4588583099653 1983 13.5597071649378 1984 13.6940586278324 1985 13.86533542981 1986 13.9939796076261 1987 14.0897597779021 1988 14.2552812012281 1989 14.3953712194003 1990 14.4174103912451 1991 14.4568979982881 1992 14.5005909368983 1993 14.4765468381956 1994 14.4547610408326 1995 14.4304079587465 1996 14.3598907767352 1997 14.2661879616194 1998 14.157046395218 1999 14.0456952524822 2000 13.9440268313381 2001 13.8822615432485 2002 13.8250205073565 2003 13.7752191906304 2004 13.7655706070402 2005 13.7888072970576 2006 13.8257526547402 2007 13.8933497880659 2008 14.0328014666492 2009 14.2013111939794 2010 14.3659828035124 2011 14.5980214648243 2012 14.92013525763 2013 15.244192095456 2014 15.4874785158829 2015 15.6826389058253 2016 16.034202100895 2017 16.4300559367243 2018 16.7677159990917 2019 17.1672460024299 2020 17.6153437115121 2021 18.1005922564353 2022 18.578336873059 2023 19.0597105243227