Year	Percent of GDP
2004-01-01	17.0204469119763
2005-01-01	24.2373112258882
2006-01-01	27.9712810540009
2007-01-01	31.7574769718547
2008-01-01	27.6258018632268
2009-01-01	34.9326626418212
2010-01-01	39.5418091192972
2011-01-01	40.5715011939574
2012-01-01	38.4225400989722
2013-01-01	32.0229858588450
2014-01-01	27.3838971141824
2015-01-01	27.5947852004251
2016-01-01	26.1432266884918
2017-01-01	24.3387740822296
