Year % female 1974 22.0136394500732 1975 21.9165992736816 1976 21.6490306854248 1977 24.4917602539062 1978 21.9422607421875 1979 22.2808990478516 1980 21.2749805450439 1981 21.0393199920654 1982 22.1929397583008 1983 21.3924999237061 1984 20.9132404327393 1986 25.7843894958496 1987 26.7308197021484 1988 23.3733196258545 1990 21.6023006439209 1999 22.2226505279541 2000 22.3192100524902 2001 22.6736793518066 2002 21.330509185791 2003 17.559419631958 2004 20.4765491485596 2005 15.2266101837158 2006 30.9194297790527 2007 23.6252098083496 2008 22.0795707702637 2009 22.2633495330811 2010 24.1697292327881 2011 24.1619300842285 2012 24.5114002227783 2013 24.2461204528809 2014 24.3455696105957 2015 24.3954601287842 2016 24.8065490722656 2017 24.8076591491699 2018 25.1929397583008 2019 25.3190307617188 2020 26.4006690979004 2021 26.3789005279541