Year	% of male working-age population with intermediate education
1997	78.03
1998	74.028
1999	71.3
2000	76.571
2001	75.93
2002	75.51
2003	75.109
2004	74.196
2005	74.052
2006	74.726
2007	73.547
2008	71.801
2009	71.118
2010	70.096
2011	69.962
2012	70.203
2013	70.979
2014	70.947
2015	71.03
2016	71.816
2017	72.214
2018	72.297
2019	72.945
2020	72.499
2021	72.159
2022	72.797
2023	72.147