Year	% of total expenditure in primary public institutions
1998	89.1485900878906
1999	90.8723068237305
2002	92.9740600585938
2003	94.9071884155273
2004	94.3076400756836
2005	93.6675567626953
2006	88.8923797607422
2007	92.6570816040039
2008	92.2529983520508
2009	92.8378219604492
2010	92.3724517822266
2011	94.0575485229492
2012	94.6569595336914
2014	94.3798370361328
2015	94.9696273803711
2016	94.765983581543
2017	93.6697235107422
2018	91.7864303588867
2019	94.1608276367188
2020	95.4137725830078