Year Percent of GDP 2004-01-01 -37.1636339547627 2005-01-01 -32.4699521711993 2006-01-01 -37.2173474372625 2007-01-01 -45.7029346690915 2008-01-01 -42.4635604130502 2009-01-01 -39.5548234746120 2010-01-01 -40.9165107327731 2011-01-01 -45.1222153503546 2012-01-01 -36.6423744426793 2013-01-01 -33.5501658514417 2014-01-01 -32.5073292798753 2015-01-01 -29.6342599474518 2016-01-01 -32.1587976827649 2017-01-01 -36.2868873690882 2018-01-01 -37.5771157348772 2019-01-01 -39.5313782887048