Year	Percent of GDP
1997-01-01	0.50
1998-01-01	-0.15
1999-01-01	-1.07
2000-01-01	-1.65
2001-01-01	-0.24
2002-01-01	-0.09
2003-01-01	-1.06
2004-01-01	-1.52
2005-01-01	-3.04
2006-01-01	-4.02
2007-01-01	-3.21
2008-01-01	-1.84
2009-01-01	2.25
2010-01-01	2.10
2011-01-01	2.36
2012-01-01	1.40
2013-01-01	3.30