Year	% of total working-age population with advanced education
2002	70.604
2005	65.015
2007	79.188
2008	78.904
2009	81.301
2010	77.97
2011	74.517
2012	73.07
2013	73.428
2014	74.381
2015	73.271
2016	74.125
2017	73.225
2018	72.099
2019	75.465