Year	% of total working-age population with intermediate education
1992	53.22
1993	55.778
1994	55.325
1995	55.152
1996	55.132
1997	55.876
1998	56.287
1999	58.776
2000	61.562
2001	60.904
2002	63.925
2003	65.909
2004	67.043
2005	68.98
2006	70.026
2007	70.963
2008	71.741
2009	71.682
2010	72.07
2011	70.832
2012	70.242
2013	69.674
2014	69.018
2015	68.513
2016	68.727
2017	66.614
2018	65.8
2019	66.127
2020	62.621
2021	63.099
2022	63.879
2023	62.981