Year Percent of GDP 2005-01-01 0.0282 2006-01-01 0.2628 2007-01-01 0.2939 2008-01-01 2.5774 2009-01-01 2.5048 2010-01-01 1.3983 2011-01-01 1.2319 2012-01-01 1.1182 2013-01-01 1.3173 2014-01-01 1.4939 2015-01-01 0.8575 2016-01-01 1.9912