Annual % female
1970 29.5603504180908
1971 29.8906307220459
1972 30.9118499755859
1973 30.7868194580078
1974 31.1405296325684
1975 31.8048095703125
1976 31.511079788208
1977 32.1026191711426
1978 31.5382804870605
1979 31.6566295623779
1980 31.9072895050049
1981 32.3836097717285
1982 33.1216583251953
1983 33.7970809936523
1984 34.4592590332031
1985 34.6724891662598
1986 35.2983207702637
1987 36.0854415893555
1988 36.7701988220215
1989 37.6312713623047
1990 38.7440299987793
1991 38.9859504699707
1992 39.6563491821289
1993 40.0365905761719
1994 40.4107398986816
1995 40.6953010559082
1996 41.0278587341309
1997 41.2388916015625
1998 42.0993118286133
1999 42.8945693969727
2000 42.7128295898438
2001 42.9766082763672
2002 43.3447608947754
2003 43.9529418945312
2004 44.1606712341309
2005 44.6780395507812
2006 44.9756813049316
2007 45.2754592895508
2008 45.8211402893066
2009 45.8479995727539
2010 46.1083488464355
2011 46.2300186157227
2012 46.5279388427734
2013 46.6441307067871
2014 46.4346084594727
2015 46.9735412597656
2016 46.9247207641602
2017 47.1783714294434
2018 47.7932891845703
2019 48.0374183654785
2020 48.183650970459
2021 48.3206787109375
2022 48.7755088806152