Annual % female
1970 29.0294399261475
1971 28.932689666748
1972 28.3382892608643
1973 28.34840965271
1974 29.0297203063965
1975 29.0314998626709
1976 29.2530708312988
1977 30.0938091278076
1978 31.0146999359131
1979 31.8536396026611
1980 33.2953796386719
1981 33.8551483154297
1982 34.3247184753418
1983 34.7022514343262
1984 34.7551612854004
1985 35.3009414672852
1986 35.7840194702148
1987 36.0816307067871
1988 37.7887496948242
1989 38.047721862793
1990 38.5438499450684
1991 38.4465103149414
1992 38.8866386413574
1993 39.2108688354492
1994 40.0466804504395
1995 39.9388885498047
1996 40.6857414245605
1997 40.3650283813477
1998 40.2345390319824
1999 40.4830894470215
2000 41.3064308166504
2001 41.3591499328613
2002 41.3373908996582
2003 41.1081085205078
2004 41.7347412109375
2005 42.1682014465332
2006 42.9525108337402
2007 43.3708992004395
2008 43.9708709716797
2009 44.0791282653809
2010 44.9565811157227
2011 45.8629188537598
2012 45.7552604675293
2013 46.0331382751465
2014 46.6223793029785
2015 47.4144897460938
2016 47.7143287658691
2017 47.8394889831543
2018 47.4699897766113
2019 48.0140800476074
2020 48.5433197021484
2021 48.4399604797363
2022 48.4176292419434