Year	% of total expenditure in secondary public institutions
2002	82.6095275878906
2004	79.6436233520508
2005	82.6615295410156
2006	98.0688095092773
2007	87.3464965820312
2009	82.5909423828125
2010	95.2205429077148
2011	82.139778137207
2012	90.7394485473633