Year	Percent of GDP
2004-01-01	21.7588352543066
2005-01-01	21.6346117681248
2006-01-01	22.0714465170273
2007-01-01	21.4897126277645
2008-01-01	18.9681825364654
2009-01-01	22.8357517537249
2010-01-01	20.2611995913755
2011-01-01	20.5617367243454
2012-01-01	15.5310939556322
2013-01-01	19.7489465068772
2014-01-01	20.0183290517572
2015-01-01	20.9386885123179
2016-01-01	22.2723547508999
2017-01-01	22.9096002478048
2018-01-01	23.5841259954057
2019-01-01	22.9952898872080