Annual % female
1972 24.7763900756836
1973 24.2792091369629
1974 23.8562202453613
1975 23.442440032959
1976 23.3509902954102
1977 22.7911796569824
1978 22.571439743042
1979 22.485330581665
1980 22.6494293212891
1981 23.1630001068115
1982 23.3551406860352
1983 23.5085296630859
1984 24.0148105621338
1985 24.4088497161865
1986 25.7921390533447
1987 26.5592193603516
1988 27.1889705657959
1989 27.550609588623
1990 28.1145896911621
1991 28.2390193939209
1992 28.2613792419434
1993 28.4242095947266
1994 28.1489696502686
1995 27.7430591583252
1996 26.5910301208496
1997 25.8812408447266
1998 25.1897792816162
1999 24.8916702270508
2000 24.7232398986816
2001 24.8250408172607
2002 24.3062992095947
2003 24.2151794433594
2004 24.8010101318359
2005 24.2631702423096
2006 24.9389190673828
2007 24.7978801727295
2008 25.0283508300781
2009 25.0954704284668
2010 25.0037593841553
2011 25.6808490753174
2012 25.7263698577881
2013 25.8201694488525
2014 26.1565608978271
2015 27.0207691192627
2016 27.4978408813477
2017 27.3774700164795
2018 27.6100196838379
2019 27.5594291687012
2020 28.1661701202393
2021 28.2277698516846