Year % female 1970 45.9058990478516 1971 45.7556190490723 1972 45.1475601196289 1973 44.8659210205078 1974 44.5811882019043 1975 44.063591003418 1976 44.3072891235352 1977 43.2939605712891 1978 45.7566604614258 1979 45.8330917358398 1980 45.4587211608887 1981 45.533031463623 1982 45.3423118591309 1983 45.4794082641602 1984 46.2500381469727 1985 47.6736793518066 1986 48.3125686645508 1987 49.0804214477539 1988 49.9869918823242 1989 50.249698638916 1990 51.0194892883301 1991 51.2464714050293 1992 51.7569999694824 1993 52.1882400512695 1994 52.7085304260254 1995 53.3185386657715 1996 53.8364295959473 1997 54.0471115112305 1998 54.4726295471191 1999 54.7449188232422 2000 55.0821189880371 2001 55.5034599304199 2002 55.938591003418 2003 57.3233184814453 2004 57.8290100097656 2005 58.4854888916016 2006 58.6186599731445 2007 58.5945014953613 2008 59.0820007324219 2009 59.5112380981445 2010 60.0243492126465 2011 60.4986801147461 2012 60.9090690612793 2013 61.176830291748 2014 61.8703689575195 2015 62.629508972168 2016 63.1861114501953 2017 64.3046722412109 2018 65.515739440918 2019 66.2549514770508 2020 66.7921981811523 2021 67.152587890625 2022 67.5297317504883