Year Percent of GDP 2004-01-01 10.7049 2005-01-01 9.3415 2006-01-01 7.4725 2007-01-01 15.5499 2008-01-01 11.3270 2009-01-01 11.2335 2010-01-01 0.0422 2011-01-01 0.0326 2012-01-01 0.0272