Year Percent of GDP 2004-01-01 -16.4281003649127 2005-01-01 -20.8087847313270 2006-01-01 -21.6856681898174 2007-01-01 -23.9882243074774 2008-01-01 -31.4515515411489 2009-01-01 -28.8841699018486 2010-01-01 -29.1978286980607 2011-01-01 -30.3063108591762 2012-01-01 -32.1599791811726 2013-01-01 -30.4513111557431 2014-01-01 -31.2865168282060 2015-01-01 -28.6087568633599 2016-01-01 -24.9650615049620 2017-01-01 -26.8536386175708 2018-01-01 -29.9088274305958 2019-01-01 -30.3673624575618