Year % female 1970 40.3133888244629 1971 40.1336517333984 1972 40.0505409240723 1973 41.2775001525879 1974 40.4343299865723 1975 41.0864410400391 1976 41.7084197998047 1977 43.2098007202148 1978 45.4939994812012 1979 45.0235290527344 1980 46.1148986816406 1981 46.6612281799316 1982 46.8981704711914 1983 48.5249290466309 1984 48.3626098632812 1985 48.6413803100586 1986 49.2093086242676 1987 49.7750701904297 1988 49.8250617980957 1989 49.883171081543 1990 50.841609954834 1991 50.9761810302734 1992 51.7349586486816 1993 51.911449432373 1994 52.2910995483398 1995 52.2208404541016 1996 52.0956382751465 1997 51.441291809082 1998 51.7564392089844 1999 51.9743309020996 2000 52.6747283935547 2001 53.344841003418 2002 53.8483505249023 2003 54.139030456543 2004 54.7615509033203 2005 55.2563705444336 2006 55.8528709411621 2007 56.4334106445312 2008 56.3465690612793 2009 56.2009582519531 2010 57.0475997924805 2011 58.0508804321289 2012 59.019229888916 2013 60.2275886535645 2014 61.4073181152344 2015 61.8590316772461 2016 62.5715293884277 2017 63.5173606872559 2018 64.1989898681641 2019 65.0829391479492 2020 65.0854110717773 2021 65.4885406494141 2022 66.3248901367188