Year	% of GDP
2004	-69.5344501744476
2005	-66.9915233730638
2006	0.873231844853439
2007	-70.2632142719913
2008	-31.9837863096159
2009	-6.15106716969967
2010	-23.1956333836787
2011	-18.8843734035935
2012	-20.2986669292878
2013	-29.5401408517785
2014	-38.1328158821823
2015	-30.9573343801366
2016	-38.3331797892194
2017	-48.7818482192985