Year	% of total expenditure in secondary public institutions
1998	90.964241027832
1999	91.6037902832031
2000	92.512336730957
2001	92.7344131469727
2002	91.0522689819336
2003	91.5588684082031
2004	91.7352066040039
2005	91.658203125
2006	92.2594375610352
2007	92.3839263916016
2008	93.1590881347656
2009	91.8440017700195
2010	91.7560119628906
2011	92.0370178222656
2012	92.9203872680664
2013	91.6540374755859
2014	91.5117111206055
2015	92.2240905761719
2018	91.1758575439453
2019	91.9203720092773
2020	92.1290283203125