Year % of female population ages 15+ (national estimate) 1960 27.21 1970 34 1975 24.47 1976 26.1 1978 46.8 1980 13.65 1983 50.09 1985 47.95 1987 48.28 1988 47.92 1989 47.35 1990 47.53 1991 47.05 1992 47.83 1993 47.8 1994 47.32 1995 49.04 1996 48.96 1997 48.93 1998 49.29 1999 49.95 2000 48.37 2001 47.613 2002 51.7 2003 46.931 2004 46.597 2005 47.335 2006 47.483 2007 47.483 2008 46.946 2009 47.748 2010 48.004 2011 48.828 2012 48.36 2013 48.247 2014 49.034 2015 48.571 2016 48.071 2017 44.917 2018 45.393 2019 46.418 2020 42.535 2021 44.055 2022 50.242