Year Percent of GDP 2008-01-01 1.5063 2009-01-01 2.3424 2010-01-01 2.7600 2011-01-01 4.8241 2012-01-01 12.1845 2013-01-01 11.0616 2014-01-01 16.2778 2015-01-01 43.0527 2016-01-01 105.4127