Year % of male working-age population with basic education 2002 81.25141727398582 2003 80.63070373272943 2004 80.00175645834908 2005 78.97820490864935 2006 79.45963561951243 2007 79.44778282633877 2008 78.1738628836341 2009 77.40042848911911 2011 76.79433817685054 2012 79.87619947393725 2013 79.47174709276051 2014 79.2494981107386 2015 78.13406234853892 2016 71.49379366852669 2017 70.88497908312647 2018 70.43618841464686 2019 69.97619697480737 2020 62.963857387928314 2021 67.74367256720191 2022 67.40801289722482 2023 65.78794470453349