Year	% of male working-age population with basic education
2005	80.9
2006	78.279
2007	80.076
2008	81.467
2009	82.792
2010	82.261
2011	82.157
2012	80.978
2013	80.234
2014	71.644
2015	78.878
2016	77.462
2017	76.155
2019	77.232
2022	72.964
2023	72.55