Year	Percent of GDP
1980-01-01	-0.421
1981-01-01	-2.412
1982-01-01	-2.850
1983-01-01	-2.536
1984-01-01	-2.716
1985-01-01	-2.983
1986-01-01	-3.204
1987-01-01	-2.033
1988-01-01	-2.572
1989-01-01	-1.775
1990-01-01	-2.430
1991-01-01	-2.858
1992-01-01	-4.598
1993-01-01	-6.365
1994-01-01	-5.424
1995-01-01	-5.106
1996-01-01	-3.905
1997-01-01	-3.659
1998-01-01	-2.382
1999-01-01	-1.599
2000-01-01	-1.326
2001-01-01	-1.372
2002-01-01	-3.162
2003-01-01	-4.017
2004-01-01	-3.592
2005-01-01	-3.352
2006-01-01	-2.446
2007-01-01	-2.632
2008-01-01	-3.267
2009-01-01	-7.173
2010-01-01	-6.886
2011-01-01	-5.155
2012-01-01	-4.979
2013-01-01	-4.081
2014-01-01	-3.903
2015-01-01	-3.625
2016-01-01	-3.574
2017-01-01	-2.588