Year Percent of GDP 2005-01-01 42.0347 2006-01-01 46.4749 2007-01-01 51.2424 2008-01-01 57.7552 2009-01-01 62.1928 2010-01-01 65.1672 2011-01-01 65.7724 2012-01-01 66.0898 2013-01-01 64.7825 2014-01-01 65.3550 2015-01-01 64.1920 2016-01-01 62.6941 2017-01-01 110.1346