Year	% of total expenditure in public institutions
1998	93.53515625
2000	92.0035934448242
2001	92.3920593261719
2002	91.6393203735352
2003	91.9834289550781
2004	92.1038131713867
2005	92.8058624267578
2006	94.3081588745117
2007	94.3368835449219
2008	94.0898895263672
2009	94.7643966674805
2010	95.1789932250977
2011	95.2604675292969
2012	95.9000701904297
2013	94.568489074707
2014	95.1619033813477
2015	95.0234527587891
2016	96.4446334838867
2017	97.9661712646484
2018	97.2193832397461
2019	94.8568801879883
2020	94.7283630371094
