Year % of total working-age population with advanced education 2005 73.90019801757937 2010 70.47338167605558 2012 70.37645452609972 2018 67.86298555138568 2019 68.79736057170365 2020 67.5491684854216 2021 68.07352202212113 2022 69.43756836897535