Year % of male working-age population with basic education 1993 59.38433415388131 1994 58.20873522355756 1995 56.66891107828585 1996 55.66600275629103 1997 55.179445829326276 1998 57.223544067470456 1999 59.28478413825243 2000 58.19149005257409 2001 53.954164988074126 2002 53.7626936504503 2003 53.687422275421 2004 53.080099666216164 2005 51.73223361861557 2006 52.36599827474812 2007 51.906392745037664 2008 51.8248879336386 2009 51.24050127610435 2010 50.98840686523109 2011 52.072339562678195 2012 51.70196765795082 2013 51.092393439819475 2014 49.13728490066099 2015 48.93837474781965 2016 48.70531986101082 2017 48.905598566879995 2018 48.6788658211611 2019 48.52734271447361 2020 47.17033294505998 2021 47.478876334420235 2022 48.36923462606969 2023 47.34708386075753