Year Percent of GDP 2004-01-01 24.6072357361257 2005-01-01 32.6687537089216 2006-01-01 39.8875950722638 2007-01-01 36.8489160379330 2008-01-01 34.5064346236426 2009-01-01 33.3725201767382 2010-01-01 26.6458539104069 2011-01-01 28.3270765738872 2012-01-01 27.9609109339031 2013-01-01 24.8703131931249 2014-01-01 24.0569325956010 2015-01-01 26.5635088926107 2016-01-01 16.9181158482207 2017-01-01 17.0372452338951 2018-01-01 17.2582679014582 2019-01-01 17.3006653384098