Year % of male working-age population with intermediate education 2005 64.207 2006 63.56 2007 62.581 2008 62.688 2009 63.395 2010 64.874 2011 65.096 2012 70.058 2013 70.607 2014 61.279 2015 68.411 2016 69.455 2017 69.393 2019 68.871 2022 76.192 2023 75.868