Year % of male working-age population with basic education 2007 59.755 2008 59.771 2009 56.695 2010 54.007 2011 54.383 2012 54.638 2013 55.644 2014 44.383 2015 42.883 2016 44.732 2017 44.368 2018 44.22 2019 44.976 2020 43.374 2021 46.824 2022 45.923