Year % of total working-age population with advanced education 2005 63.491 2006 64.599 2007 64.753 2008 65.465 2009 67.278 2010 67.433 2011 69.801 2012 63.57 2013 63.491 2014 55.183 2015 67.229 2016 66.093 2017 66.583 2019 70.295 2022 78.975 2023 78.952