Year	% of GDP
2004	8.305562342210278
2005	5.234795162607318
2006	-6.9412989109544565
2007	-10.032119338734608
2008	-14.370620171494988
2009	-5.087513044512733
2010	-21.981167124287417
2011	-0.0840384201969805
2012	5.682354082062359
2013	2.3687103663069125
2014	4.966208460267767
2015	10.707879529772665
2016	10.372082134992453
2017	2.425868170701401
2018	-7.533410542226229
2019	0.5469488392438412
2020	3.743688823816379
2021	1.4535414107257978
