Year % of total working-age population with advanced education 2007 61.302 2008 70.5 2009 65.658 2010 68.547 2011 69.797 2012 69.97 2013 70.175 2014 74.515 2015 76.864 2016 74.624 2017 73.609 2018 79.084 2019 79.332 2020 76.274 2021 74.977 2022 76.124