Year	% of male working-age population with intermediate education
1997	85.878
1998	85.061
1999	81.544
2000	83.602
2001	84.157
2002	83.86
2003	84.572
2004	82.1
2005	80.178
2006	82.668
2007	84.449
2008	84.856
2009	85.243
2010	85.307
2011	84.696
2012	84.857
2013	84.121
2014	83.175
2015	82.636
2016	83.712
2017	83.305
2018	82.888
2019	83.651
2020	77.018
2021	81.861
2022	85.072
2023	83.629