Year Percent of GDP 2004-01-01 0.241833834 2005-01-01 0.376439568 2006-01-01 0.536668915 2007-01-01 0.675231120 2008-01-01 0.662819496 2009-01-01 0.558879722 2010-01-01 0.422458060 2011-01-01 0.254578686 2012-01-01 0.352602642 2013-01-01 0.345052341 2014-01-01 0.230531400