Year % of female population 1960 12.8604356466398 1961 12.8801152018344 1962 12.8976936858026 1963 12.9139098652577 1964 12.9294204086802 1965 12.946323735123 1966 12.9672030075739 1967 12.9946068516869 1968 13.0308464274116 1969 13.0849233687197 1970 13.1709277918822 1971 13.2971117698651 1972 13.4580714746513 1973 13.6434932896524 1974 13.8281129291388 1975 13.9838383855925 1976 14.0734981315486 1977 14.0905966015128 1978 14.050237660641 1979 13.9635197444402 1980 13.8487511628504 1981 13.7460034838369 1982 13.7004783415431 1983 13.7254443329602 1984 13.8277061454652 1985 14.0065853961483 1986 14.2242532104559 1987 14.4369644687162 1988 14.633358470394 1989 14.8012318967411 1990 14.9389561942145 1991 15.0512104478259 1992 15.1487602718808 1993 15.2254694696228 1994 15.2578908266605 1995 15.2589443954452 1996 15.234894982623 1997 15.1696628303418 1998 15.0814185645827 1999 15.0003056044553 2000 14.9372186749019 2001 14.8978412525755 2002 14.8614891573816 2003 14.8430936459188 2004 14.8522289032836 2005 14.850764910208 2006 14.8695855878772 2007 14.8946425417014 2008 14.9038425894619 2009 14.9053205086212 2010 14.9066437608582 2011 14.9939440290076 2012 15.1913664989602 2013 15.427133380809 2014 15.7587837106915 2015 16.0474609485829 2016 16.1617388917795 2017 16.2330707247908 2018 16.2340052578565 2019 16.118453334921 2020 15.8632166952459 2021 15.6122211534057 2022 15.3954559836261 2023 15.1780786920087