Year	Percent of GDP
2004-01-01	14.4558959511933
2005-01-01	13.5056015193770
2006-01-01	13.4962637012998
2007-01-01	14.2581699942205
2008-01-01	16.7505346663916
2009-01-01	15.7202078694323
2010-01-01	15.9628775360600
2011-01-01	18.6091644387881
2012-01-01	17.7724213410762
2013-01-01	20.0219131383719
2014-01-01	20.7831530852745
2015-01-01	20.9004493316027
2016-01-01	20.9082185128663
2017-01-01	19.8271646369164
2018-01-01	18.0081730422206
2019-01-01	17.7520528606570