Year % of total labor force with advanced education 2003 3.357 2004 4.976 2006 1.244 2010 2.415 2012 5.533 2013 2.083 2014 1.718 2015 1.252 2016 2.062 2017 2.91 2018 3.22 2019 3.585 2021 2.594 2022 2.444