Year	% of total expenditure in secondary public institutions
2002	97.21240234375
2003	95.5224761962891
2006	87.876838684082
2011	99.7367630004883
2012	99.4176330566406
2013	83.8538818359375
2014	91.3019485473633
2015	95.2384796142578
2016	93.0100708007812