Year	% of total expenditure in primary public institutions
2000	100
2007	96.6322784423828
2008	100
2009	100
2010	98.1531524658203
2011	99.0753173828125
2012	98.8193817138672
2013	99.2962265014648
2014	99.190559387207
2016	100
2017	100
2018	80.5162124633789
2019	78.181037902832
2020	75.953239440918
2021	73.8269882202148
2022	71.4337310791016