Year	Percent of GDP
1980-01-01	-2.836
1981-01-01	-3.772
1982-01-01	-2.274
1983-01-01	-2.873
1984-01-01	-3.163
1985-01-01	-2.479
1986-01-01	-2.278
1987-01-01	-1.607
1988-01-01	0.327
1989-01-01	0.590
1990-01-01	-1.395
1991-01-01	-2.658
1992-01-01	-5.481
1993-01-01	-6.700
1994-01-01	-5.769
1995-01-01	-4.996
1996-01-01	-3.562
1997-01-01	-2.004
1998-01-01	-0.328
1999-01-01	0.639
2000-01-01	1.379
2001-01-01	0.227
2002-01-01	-1.875
2003-01-01	-3.138
2004-01-01	-3.065
2005-01-01	-3.146
2006-01-01	-2.765
2007-01-01	-2.637
2008-01-01	-5.155
2009-01-01	-10.080
2010-01-01	-9.291
2011-01-01	-7.475
2012-01-01	-7.617
2013-01-01	-5.339
2014-01-01	-5.379
2015-01-01	-4.229
2016-01-01	-2.944
2017-01-01	-1.773