Annual % female
1972 33.5171890258789
1973 33.1768798828125
1974 32.9216194152832
1975 32.487190246582
1976 32.2052383422852
1977 31.7899303436279
1978 31.1615390777588
1979 30.905740737915
1980 30.5246105194092
1981 30.8032894134521
1982 30.8904895782471
1983 30.7773303985596
1984 30.9804801940918
1985 31.3376598358154
1986 32.4501304626465
1987 33.5061187744141
1988 33.5068397521973
1989 33.7828216552734
1990 34.9643592834473
1991 34.727180480957
1992 34.738941192627
1993 35.0615081787109
1994 34.6044387817383
1995 34.0900115966797
1996 33.2152214050293
1997 32.9376487731934
1998 32.8199501037598
1999 32.5798988342285
2000 32.4944686889648
2001 32.5044212341309
2002 31.8463802337646
2003 32.0197486877441
2004 32.2918395996094
2005 31.5290794372559
2006 32.5552291870117
2007 32.0470695495605
2008 32.0241317749023
2009 31.8267097473145
2010 31.7956600189209
2011 31.9492492675781
2012 31.9072895050049
2013 31.223819732666
2014 31.0396194458008
2015 31.516580581665
2016 31.8724098205566
2017 31.5566101074219
2018 31.9553394317627
2019 31.6900196075439
2020 31.990270614624
2021 32.1393394470215
2022 31.8777103424072