Year % of male working-age population with basic education 2008 73.434 2009 71.718 2010 69.209 2011 68.043 2012 67.693 2013 67.727 2014 68.689 2016 68.043 2017 68.628 2018 68.327 2019 69.569 2020 69.827 2021 66.359 2022 66.399