Year % of total working-age population with advanced education 2002 83.5894317925626 2003 83.34182380955143 2004 82.7857043453104 2005 83.82259109587815 2006 84.31631776264955 2007 83.45515536876275 2008 83.20628519483896 2009 83.31472997577409 2011 82.40385004566453 2012 81.91852926705312 2013 81.77684018669284 2014 81.81240646800319 2015 81.74671934237342 2016 81.70366798799336 2017 81.1339438635837 2018 80.86116657670837 2019 80.86275845481187 2020 77.5570169204844 2021 79.20345311158286 2022 80.41116318532119 2023 80.51444912119707