Year Percent of GDP 1996-01-01 6.22756404922732 1997-01-01 6.71419399189258 1998-01-01 6.65936203754451 1999-01-01 8.17534650843092 2000-01-01 8.54649191109253 2001-01-01 9.83839652193783 2002-01-01 9.14567904262411 2003-01-01 8.67686676685425 2004-01-01 9.30509389319502 2005-01-01 8.23401294911793 2006-01-01 8.21535397335438 2007-01-01 8.52390903190739 2008-01-01 10.04403075433760 2009-01-01 7.60338250424496 2010-01-01 8.16593678867165 2011-01-01 8.63675841298776 2012-01-01 9.07236997868258 2013-01-01 9.64834987736202 2014-01-01 9.30914992769565 2015-01-01 9.38054906829313 2016-01-01 7.68427325210353 2017-01-01 7.35460040989329