Year % of total labor force with advanced education 2005 12.062 2006 12.705 2007 12.206 2008 12.451 2009 14.726 2010 17.761 2011 14.14 2012 14.445 2013 12.189 2014 12.502 2015 11.956 2016 13.937 2018 18.376 2019 16.916 2020 14.347 2021 13.763 2022 12.942