Year	% of GDP
2002	-2.866785080819552
2003	-0.7559985219640561
2004	4.351830348564893
2005	-1.8025274453320188
2006	-5.9290605859118894
2007	-3.3332920009235796
2008	-15.645902964444147
2009	-9.462136297637915
2010	-14.52185113339087
2011	-13.443744721760066
2012	-20.019992473148513
2013	-17.766995236632063
2014	-12.22818650638656
2015	-12.810185212362693
2016	-7.498789462560324