Year	% of total working-age population with intermediate education
2001	68.297
2002	65.923
2003	66.652
2004	66.517
2005	67.451
2006	65.835
2007	67.768
2008	62.927
2009	61.087
2010	65.801
2011	66.969
2012	70.104
2013	68.756
2014	70.008
2015	66.22
2016	64.727
2017	64.22
2018	66.807
2019	69.754
2020	65.82
2021	68.777
2022	69.045
2023	61.81