Year Percent of GDP 1998-01-01 0.446058345145438 1999-01-01 0.503811811043698 2000-01-01 0.259964642067322 2001-01-01 0.243961807479057 2002-01-01 0.284870576184295 2003-01-01 0.312040649907055 2004-01-01 0.329444982738327 2005-01-01 0.347186292774759 2006-01-01 0.327884012783448 2007-01-01 0.284224035737619 2008-01-01 0.329400587525648 2009-01-01 0.539454552046756 2010-01-01 0.519665046922287 2011-01-01 0.399130649020068 2012-01-01 0.880086681044541 2013-01-01 0.896990141746014 2014-01-01 0.918325997091059 2015-01-01 0.862877502511141