Annual % female
1970 33.4808311462402
1971 33.2780418395996
1972 33.9931983947754
1973 34.2677307128906
1974 34.6315689086914
1975 34.8568382263184
1976 34.7587394714355
1977 34.7831497192383
1978 34.7860488891602
1979 35.4423484802246
1980 35.9786987304688
1981 36.5047912597656
1982 36.3019218444824
1983 37.0529899597168
1984 37.7164497375488
1985 38.5230598449707
1986 38.7920799255371
1987 38.3609886169434
1988 39.0349617004395
1989 40.598949432373
1990 40.473560333252
1991 40.3103790283203
1992 40.7177810668945
1993 40.7538185119629
1994 41.497688293457
1995 43.1022300720215
1996 43.0214881896973
1997 42.4814186096191
1998 42.6211814880371
1999 43.1310081481934
2000 43.181468963623
2001 42.921630859375
2002 43.9056816101074
2003 43.2146301269531
2004 44.6177406311035
2005 44.6195602416992
2006 44.7691688537598
2007 44.0415382385254
2008 44.1884384155273
2009 43.8814392089844
2010 44.4845199584961
2011 44.6506996154785
2012 44.5019493103027
2013 45.4509391784668
2014 45.8599395751953
2015 46.7258911132812
2016 46.7060089111328
2017 46.7426109313965
2018 46.6933288574219
2019 47.5886306762695
2020 48.2940483093262
2021 47.9758110046387
2022 48.0845108032227