Year % of total working-age population with advanced education 2002 83.54634524378537 2003 83.42278220519209 2004 82.75380509523855 2005 83.20977740052487 2006 83.73053297533734 2007 82.76687048618612 2008 82.50029370846464 2009 82.60184747506761 2011 81.87959554867692 2012 81.4782280559516 2013 81.90228454950915 2014 81.88680815353537 2015 81.85972308992078 2016 81.12986088394024 2017 80.93791845432908 2018 81.02947599396958 2019 81.02277824876653 2020 77.70026235750835 2021 79.32856792311405 2022 80.53688013673897 2023 80.70133189717917