Year Percent of GDP 2004-01-01 46.2407 2005-01-01 35.6877 2006-01-01 39.0039 2007-01-01 39.2628 2008-01-01 45.0139 2009-01-01 61.5076 2010-01-01 65.5557 2011-01-01 61.2129 2012-01-01 65.9982 2013-01-01 65.6801 2014-01-01 65.0946 2015-01-01 86.0694 2016-01-01 92.1224 2017-01-01 93.2976 2018-01-01 93.4161 2019-01-01 93.8150