Year Percent of GDP 2004-01-01 19.59044262038820 2005-01-01 20.67387392025090 2006-01-01 10.09730274908130 2007-01-01 6.56195819816073 2008-01-01 7.24616452692993 2009-01-01 1.64928868449920 2010-01-01 3.21049384654617 2011-01-01 13.16665933458030 2012-01-01 12.16929191825450 2013-01-01 12.90812758387840 2014-01-01 12.51638458993530 2015-01-01 6.75508645365515 2016-01-01 6.00313257408530 2017-01-01 5.47661887099344 2018-01-01 5.55646466506947 2019-01-01 4.65540247270091