Year % of female population ages 15+ (national estimate) 1961 7.75 1974 16.17 1991 33.22 1992 35.68 1995 34.67 1998 42.28 1999 45.8 2000 44.24 2001 42.55 2002 37.7 2004 38.61 2005 42.244 2006 39.442 2007 38.758 2008 40.271 2009 41.718 2010 43.354 2011 40.455 2012 39.057 2013 44.268 2014 46.971 2015 47.523 2016 46.915 2017 46.768 2018 51.084 2019 48.018 2020 48.398 2021 50.287 2022 49.626 2023 40.647