Year	% of male working-age population with intermediate education
1997	78.373
1998	77.423
1999	77.01
2000	76.002
2001	75.221
2002	74.129
2003	72.93
2004	72.322
2005	72.128
2006	70.89
2007	70.206
2008	70.888
2009	71.141
2010	71.19
2011	71.202
2012	70.796
2013	70.477
2014	70.323
2015	69.768
2016	69.784
2017	69.576
2018	68.869
2019	68.436
2020	68.26
2021	68.733
2022	68.562
2023	67.822