Year	% of GDP
2006	-0.5332048069962416
2007	-0.2982039055223753
2008	-0.0344070916374033
2009	-0.025169396663067885
2010	0.5812598725046279
2011	1.4256774350842807
2012	-0.4392104604947233
2013	2.1742497431627132
2014	0.9258246042655096