Year	% of GDP
2003	0.70159321877245
2004	2.3314087581072087
2005	0.44153005702393616
2006	2.848706662530055
2007	1.3008247733414624
2008	1.2557833577029527
2009	1.4321342009387874
2010	-0.05246548154607967
2011	0.9649602364341108
2012	3.366828508766468
2013	4.225981476307659
2014	0.8090105020960245
2015	1.3486778358213787