Year % of total working-age population with advanced education 1997 80.34514105107846 1998 80.06647512641906 1999 79.29800484413909 2000 78.99638149426806 2001 78.35675478532725 2002 78.04412713323812 2003 77.47766670409668 2004 78.21392036122721 2005 78.34859052267029 2006 78.78176618450543 2007 78.39268812717111 2008 78.22392390919862 2009 78.69475121512684 2010 78.10648009323964 2011 77.78387072253715 2012 77.91154764902424 2013 78.03530629598876 2014 78.38397018935663 2015 78.66957948037155 2016 78.82052941811597 2017 78.97786955532534 2018 79.08930935702072 2019 79.23596553611357 2020 78.57568154768249 2021 79.51310837183269 2022 80.03557026958632 2023 79.8941381192046