Year	% of male working-age population with advanced education
1997	93.279
1999	92.559
2000	89.506
2001	90.403
2002	91.571
2003	89.491
2004	91.427
2005	87.471
2006	90.477
2007	93.061
2008	92.88
2009	92.616
2010	91.972
2011	92.38
2012	93.445
2013	92.593
2014	92.317
2015	92.171
2016	92.455
2017	92.217
2018	92.966
2019	91.942
2020	86.044
2021	88.986
2022	87.354
2023	87.208