Year	% of total expenditure in tertiary public institutions
1998	88.0233993530273
1999	87.44356918334961
2000	88.6803512573242
2001	89.48289489746091
2002	90.12698364257815
2003	91.2776260375977
2004	90.5217666625977
2005	90.4893989562988
2006	89.59694290161136
2007	91.0653228759766
2008	91.0372200012207
2009	91.0282287597656
2010	89.9329528808594
2011	89.35598373413086
2012	88.97391510009766
2013	90.4123229980469
2014	89.843563079834
2015	89.6396179199219
2016	91.60699462890625
2017	91.4373359680176
2018	90.40940093994145
2019	90.58927536010745
2020	90.5194320678711