Year % female 1970 42.1119194030762 1971 41.9295310974121 1972 41.8377685546875 1973 42.8870086669922 1974 42.0782012939453 1975 42.5970191955566 1976 43.216968536377 1977 44.5184288024902 1978 46.6143112182617 1979 46.2629089355469 1980 47.1878814697266 1981 47.673770904541 1982 47.8471488952637 1983 49.196590423584 1984 49.0633201599121 1985 49.3942108154297 1986 49.8733711242676 1987 50.385009765625 1988 50.3667182922363 1989 50.4473915100098 1990 51.2585716247559 1991 51.4222412109375 1992 52.1711883544922 1993 52.5162200927734 1994 52.933349609375 1995 52.9671287536621 1996 52.8945693969727 1997 52.3064117431641 1998 52.5724716186523 1999 52.9704704284668 2000 53.6233100891113 2001 54.2790184020996 2002 54.8706016540527 2003 55.2325897216797 2004 55.8597297668457 2005 56.3348388671875 2006 57.00048828125 2007 57.5461006164551 2008 57.2996406555176 2009 57.1272888183594 2010 57.9537315368652 2011 58.7957611083984 2012 59.7091789245605 2013 60.7955513000488 2014 61.6396408081055 2015 62.2417182922363 2016 63.0235214233398 2017 63.9022903442383 2018 64.5371627807617 2019 65.2687911987305 2020 65.2642288208008 2021 65.6595764160156 2022 66.5318984985352