Year	% of total expenditure in primary public institutions
1995	93.9115829467773
2000	94.5791168212891
2005	93.9145965576172
2006	91.938591003418
2007	92.4227523803711
2008	92.5202713012695
2009	80.7544937133789
2010	73.3789367675781
2011	82.068977355957
2012	92.5372619628906
2013	91.6229934692383
2014	93.7736587524414
2015	94.9989318847656
2016	94.6533126831055
2017	92.866569519043
2018	90.6768569946289
2019	89.1925277709961
2020	88.0727462768555