Year	% of total expenditure in primary public institutions
2002	90.7383804321289
2003	91.6548309326172
2004	91.2710571289062
2005	92.2326889038086
2006	91.6931266784668
2007	91.47398376464841
2008	90.8891296386719
2009	90.7194671630859
2010	90.3133773803711
2011	92.0239334106445
2012	93.2532806396484
2013	93.9046325683594
2014	94.06325912475586
2015	94.26250076293951
2016	92.8103408813477
2017	93.5084419250488
2018	91.45188903808595
2019	91.653938293457
2020	92.2425918579102