Year Percent of GDP 2004-01-01 0.451194122527355 2005-01-01 0.491835023477191 2006-01-01 0.572960439421392 2007-01-01 0.500764187394064 2008-01-01 0.711233752124682 2009-01-01 0.621936659500493 2010-01-01 0.671942314523421 2011-01-01 0.691220891939629 2012-01-01 0.712734193817743 2013-01-01 0.784020212516105 2014-01-01 0.796249448527113