Year % of total working-age population with advanced education 2009 75.86 2010 76.127 2011 77.632 2012 77.266 2013 76.607 2014 76.013 2015 76.549 2016 76.184 2017 76.786 2018 76.66 2019 76.492 2020 76.978 2021 77.08 2022 75.095 2023 74.007