Year % of total working-age population with intermediate education 2000 68.9 2001 67.835 2002 67.211 2003 65.3 2004 62.59 2005 64.319 2006 64.896 2007 63.407 2008 65.036 2009 60.55 2010 60.972 2011 63.239 2012 66.104 2013 66.004 2014 64.718 2015 68.456 2016 62.92 2017 61.841 2018 62.71 2019 64.856 2020 59.223 2021 64.698 2022 65.456 2023 65.581