Annual % female
1970 31.073600769043
1971 31.0219097137451
1972 32.3792610168457
1973 33.1428909301758
1974 33.7602310180664
1975 34.5530395507812
1976 34.5458717346191
1977 35.0825386047363
1978 34.2818908691406
1979 34.062068939209
1980 33.8473091125488
1981 33.9539184570312
1982 34.0070190429688
1983 34.0102691650391
1984 35.8779602050781
1985 36.1760215759277
1986 36.7397003173828
1987 37.4768218994141
1988 38.1856803894043
1989 39.038200378418
1990 40.0275917053223
1991 40.3582000732422
1992 41.0089988708496
1993 41.355281829834
1994 41.9152717590332
1995 42.3709983825684
1996 42.6590995788574
1997 42.8536109924316
1998 43.6959915161133
1999 44.4860992431641
2000 44.4478416442871
2001 44.8164710998535
2002 45.2275085449219
2003 45.7756309509277
2004 45.9896011352539
2005 46.4658889770508
2006 46.7782402038574
2007 47.0562705993652
2008 47.6184387207031
2009 47.6930198669434
2010 47.9514007568359
2011 48.084098815918
2012 48.4200782775879
2013 48.5863304138184
2014 48.5251808166504
2015 48.9372406005859
2016 48.9071998596191
2017 49.1675682067871
2018 49.5933494567871
2019 49.826789855957
2020 49.9659805297852
2021 50.101619720459
2022 50.5295486450195