Year Percent of GDP 2004-01-01 1.03166388028592 2005-01-01 1.29450120829037 2006-01-01 2.63289241836408 2007-01-01 3.50589262270142 2008-01-01 3.32541135571348 2009-01-01 3.80566392376871 2010-01-01 3.15212774709878 2011-01-01 3.84255773875697 2012-01-01 4.49194755748729 2013-01-01 7.05828198217756 2014-01-01 21.43962020319030