Year % of government expenditure 1990 11.1400804519653 1991 9.92337036132812 1999 8.94931983947754 2000 9.93076992034912 2002 9.21473026275635 2003 12.0280199050903 2004 12.0644598007202 2005 9.68047046661377 2006 10.0542402267456 2007 9.86948013305664 2008 7.8600001335144 2009 7.84172010421753 2010 6.47537994384766 2011 7.8254599571228 2012 10.6169996261597 2013 8.08300018310547 2014 9.38700008392334 2015 8.38700008392334 2016 7.31899976730347 2017 8.89500045776367 2018 9.13500022888184 2019 9.79800033569336 2020 9.7819995880127 2021 9.08899974822998 2022 10.7419996261597 2023 9.99400043487549