Year % of government expenditure on education 1992 3.1187 1996 9.07226 1997 7.9228 2000 12.32424 2001 17.13012 2002 12.62898 2009 23.2289 2010 16.22068 2011 20.88987 2012 15.73127 2013 14.04997 2014 13.81231