Year	% of total working-age population with intermediate education
2001	73.427
2002	73.509
2003	72.199
2004	72.447
2005	74.141
2006	73.565
2007	74.149
2008	74.648
2009	82.54
2010	81.77
2011	82.52
2012	81.97
2013	76.14
2014	75.19
2015	75.81
2016	76.07
2017	75.45
2018	70.832
2019	70.938
2020	69.28
2021	69.622