Year	% of total expenditure in primary public institutions
1998	84.577278137207
1999	91.6822128295898
2006	98.8730773925781
2007	97.3282012939453
2008	95.1205062866211
2009	93.4182815551758
2010	94.133903503418
2011	98.28662109375
2012	93.4816131591797
2013	92.0199966430664
2014	93.9278335571289
2015	96.4341201782227
2016	99.1828689575195
2017	99.2167129516602
2018	98.9734802246094
2019	98.9849700927734
2020	98.6929092407227
2021	99.6928329467773
2022	97.13134765625