Year Percent of GDP 2004-01-01 347.3784044633630 2005-01-01 295.7476548853170 2006-01-01 269.6368285447320 2007-01-01 103.8084485067030 2008-01-01 58.5493223981939 2009-01-01 72.4167515046886 2010-01-01 79.5385458008374 2011-01-01 78.0138324607300 2012-01-01 81.0368750496645 2013-01-01 71.1412232217306 2014-01-01 69.4572556351398 2015-01-01 86.5437576758651 2016-01-01 78.7892471204021 2017-01-01 74.6639000651256 2018-01-01 66.9175529020363 2019-01-01 64.8061314219696