Annual % female
1972 37.5116004943848
1973 37.4007911682129
1974 37.3713188171387
1975 37.1447715759277
1976 37.1004791259766
1977 36.8251419067383
1978 36.2086181640625
1979 35.5931816101074
1980 35.4771995544434
1981 35.5772895812988
1982 34.6958808898926
1983 34.631031036377
1984 34.7111015319824
1985 35.3317413330078
1986 36.1290397644043
1987 36.8288307189941
1988 36.8716316223145
1989 37.2718696594238
1990 38.1648292541504
1991 38.0071792602539
1992 38.2752494812012
1993 38.6920890808105
1994 38.8490104675293
1995 38.6092910766602
1996 38.0201187133789
1997 37.886848449707
1998 37.7590408325195
1999 37.6132392883301
2000 37.5989990234375
2001 37.8700904846191
2002 37.2355918884277
2003 37.5779113769531
2004 37.5708618164062
2005 37.0931396484375
2006 38.4578094482422
2007 38.0675315856934
2008 38.7269287109375
2009 38.9314002990723
2010 38.9958610534668
2011 39.3727188110352
2012 39.2778015136719
2013 39.2056198120117
2014 39.008171081543
2015 39.4218101501465
2016 39.396411895752
2017 39.7200813293457
2018 39.9053993225098
2019 40.2338905334473
2020 40.7893409729004
2021 40.9197692871094
2022 40.8046607971191