Year Percent of GDP 2004-01-01 0.0089 2005-01-01 0.0130 2006-01-01 0.0156 2007-01-01 0.0201 2008-01-01 0.0178 2009-01-01 0.0190 2010-01-01 0.0129 2011-01-01 0.0135 2012-01-01 0.0145 2013-01-01 0.0025 2014-01-01 0.0026 2015-01-01 0.0026 2016-01-01 0.0025 2017-01-01 0.0033