Year	% of total working-age population with intermediate education
1993	72.515
1994	71.862
1995	71.666
1996	71.632
1997	71.41
1998	72.116
1999	71.949
2000	71.647
2001	71.062
2002	71.009
2003	70.935
2004	70.603
2005	67.689
2006	67.155
2007	66.892
2008	66.6
2009	66.378
2010	65.478
2011	64.582
2012	64.111
2013	63.186
2014	62.473
2015	62.346
2016	61.848
2017	61.034
2018	60.466
2019	59.141
2020	57.106
2021	59.159
2022	59.298
2023	58.87