Year % of male labor force with basic education 1998 4.867 1999 5.793 2001 6.529 2002 8.268 2003 6.806 2004 5.285 2005 4.774 2006 5.367 2007 3.76 2008 4.141 2009 4.955 2010 3.57 2011 3.513 2012 3.202 2013 4.343 2014 3.717 2015 4.909 2016 3.991 2017 4.293