Year % female 1971 29.8228893280029 1972 30.1630592346191 1979 25.7795696258545 1980 25.3056697845459 1982 26.28125 1983 27.4029903411865 1984 27.7119903564453 1986 26.0522899627686 1987 25.7857208251953 1988 26.8925590515137 1989 27.7133102416992 1990 28.4111194610596 1991 29.1750907897949 1992 29.8834991455078 1993 30.3696708679199 1994 30.6336002349854 1995 30.7751998901367 1996 30.8985004425049 1997 32.1191902160645 1999 32.9095191955566 2000 32.349479675293 2003 32.983341217041 2004 33.2858390808105 2017 36.2586708068848 2018 36.9588317871094 2019 37.1098289489746 2020 37.8117904663086 2021 38.5826683044434 2022 39.1383094787598