Year	% of total expenditure in primary public institutions
2001	99.0223999023438
2002	96.4655380249023
2003	97.2789611816406
2004	97.8504104614258
2005	89.0148086547852
2006	92.6425476074219
2007	84.5052719116211
2008	85.9804534912109
2009	89.8118209838867
2010	96.1356582641602
2011	96.8836898803711
2012	95.8143692016602
2013	93.9177474975586
2017	95.9988708496094
2018	95.4624862670898
2019	94.114616394043
2020	95.1293334960938