Year	% of total working-age population with intermediate education
1992	67.043
1993	67.646
1994	67.256
1995	66.395
1996	67.113
1997	67.029
1998	67.287
1999	67.922
2000	68.744
2001	68.635
2002	68.721
2003	68.133
2004	69.543
2005	68.951
2006	69.286
2007	68.697
2008	68.848
2009	68.186
2010	67.652
2011	66.782
2012	67.17
2013	66.349
2014	66.603
2015	66.379
2016	66.747
2017	66.449
2018	66.222
2019	66.014
2020	63.931
2021	64.291
2022	65.27
2023	62.34