Year Percent of GDP 2006-01-01 0.013579925 2007-01-01 0.055294328 2008-01-01 0.082128122 2009-01-01 0.083398199 2010-01-01 0.130162107 2011-01-01 0.149121596 2012-01-01 0.164327336 2013-01-01 0.268182851 2014-01-01 0.324065260