Year % of government expenditure on education 2007 18.810200000000002 2008 15.811055 2009 18.98625 2010 17.97629 2011 18.149695 2012 18.614685 2013 17.66782 2014 17.4903 2015 16.75625 2016 17.65582 2017 16.47839