Year	Percent of GDP
1990-01-01	52.8940705476198
1991-01-01	38.8540514210139
1992-01-01	39.6306840562215
1993-01-01	42.8988210970924
1994-01-01	56.0436832565129
1995-01-01	61.7355231779190
1996-01-01	66.4992604699558
1997-01-01	74.1426679210136
1998-01-01	81.5738479937273
1999-01-01	91.9963136854332
2000-01-01	100.4608833011210
2001-01-01	104.4413342128660
2002-01-01	113.6022048651690
2003-01-01	124.0324857921230
2004-01-01	129.8741720659380
2005-01-01	130.4626804504510
2006-01-01	130.8289729135510
2007-01-01	134.2181752387960
2008-01-01	140.4134348167340
2009-01-01	158.8746294696030
2010-01-01	162.2964066034060
2011-01-01	177.9609428815330
2012-01-01	186.0254179553300
2013-01-01	188.8814759698200
2014-01-01	194.4280526819700
2015-01-01	197.0374397211350
2016-01-01	195.5197904784470