Year % of female working-age population with basic education 1997 22.466 1998 22.013 1999 21.025 2000 21.202 2001 21.183 2002 21.386 2003 20.921 2004 20.44 2005 21.05 2006 21.152 2007 20.699 2008 21.123 2009 21.205 2010 22.261 2011 22.265 2012 22.378 2013 22.961 2014 19.172 2015 20.307 2016 21.137 2017 22.151 2018 21.778 2019 21.746 2020 21.53 2021 23.078 2022 23.726 2023 25.117