Year % of male working-age population with basic education 2000 45.659 2001 43.394 2002 43.299 2003 43.786 2004 40.277 2005 40.443 2006 48.028 2007 48.735 2008 50.239 2009 52.539 2010 57.877 2011 57.209 2012 58.588 2013 60.654 2014 64.379 2015 67.303 2016 65.731 2017 63.269 2018 61.834 2019 62.289 2020 65.618 2021 69.086 2022 68.175 2023 64.72