Year % of total working-age population with advanced education 2000 91.777 2007 83.438 2010 87.76 2011 87.66 2012 87.75 2013 85.686 2014 85.691 2015 85.168 2016 84.227 2017 83.911 2018 83.813 2019 82.799 2020 81.567 2021 81.119 2022 81.161 2023 81.348