Year Percent of GDP 2004-01-01 4.960614582877920 2005-01-01 2.703622995753510 2006-01-01 1.281761465261200 2007-01-01 0.811492966739978 2008-01-01 0.464030677903056 2009-01-01 4.497771578029450 2010-01-01 7.964505963588770 2011-01-01 6.674043328635650 2012-01-01 7.288017518658490 2013-01-01 6.243839886349000 2014-01-01 5.553113400458280 2015-01-01 8.831805459031050 2016-01-01 9.058239210167660 2017-01-01 9.029800321649240 2018-01-01 10.347135865138900 2019-01-01 13.059267537170800