Year	Percent of GDP
2002-01-01	22.4511
2003-01-01	25.3512
2004-01-01	24.5501
2005-01-01	28.0837
2006-01-01	27.4525
2007-01-01	28.8390
2008-01-01	28.2955
2009-01-01	22.1421
2010-01-01	23.9431
2011-01-01	27.0450
2012-01-01	26.3429
2013-01-01	24.7543
2014-01-01	23.7421
2015-01-01	16.6110
2016-01-01	16.5616
2017-01-01	18.6033
2018-01-01	19.4427
2019-01-01	19.6954