Year % of total working-age population with intermediate education 2010 69.62911423564408 2011 69.42050007417855 2012 69.18256414807118 2013 68.79301716229571 2014 67.65277575297536 2015 67.30750032024945 2016 66.95116502706031 2017 61.93903806530741 2018 65.79249141310041 2019 64.50663467757374 2020 62.63446130796081 2021 63.52322028653839 2022 61.32475729270005