Year	% of total expenditure in primary public institutions
1999	97.4275894165039
2001	97.7740631103516
2002	85.7709579467773
2004	64.3469467163086
2008	83.7884063720703
2009	83.0744781494141
2010	88.0884780883789
2011	95.9956817626953
2012	97.0711517333984