Year Percent of GDP 2008-01-01 0.0770 2009-01-01 0.4202 2010-01-01 2.2388 2011-01-01 10.5440 2012-01-01 28.3356 2013-01-01 40.6638 2014-01-01 51.1925 2015-01-01 51.9416