Year	% of total expenditure in primary public institutions
2008	80.7153930664062
2009	84.5740203857422
2010	85.2892913818359
2011	85.126953125
2012	85.705192565918
2013	88.7633590698242
2014	93.2848587036133
2015	93.108772277832
2017	90.9988327026367
2018	91.4221878051758
2019	87.4149322509766
2020	89.8571014404297