Year	% female
1973	52.2813110351562
1974	56.2458801269531
1975	55.590950012207
1976	55.8188095092773
1977	53.6700210571289
1978	56.3235206604004
1979	59.3786087036133
1980	60.2609710693359
1981	59.2075691223145
1991	65.8983535766602
2000	68.2687377929688
2001	68.5813674926758
2003	68.8861694335938
2004	69.0628662109375
2005	68.629997253418
2006	65.5744934082031
2007	68.671012878418
2008	68.9283905029297
2009	69.4330825805664
2010	69.1678009033203
2011	69.0866470336914
2012	69.4452819824219
2013	69.4516067504883
2014	69.7213134765625
2015	70.1063537597656
2016	70.2725830078125
2017	70.4278564453125
2018	70.4478378295898
2019	70.3640899658203
2020	70.3228988647461
2021	70.1941680908203