Year Percent of GDP 2004-01-01 113.1055 2005-01-01 93.4035 2006-01-01 76.6664 2007-01-01 86.1655 2008-01-01 61.4093 2009-01-01 59.3983 2010-01-01 61.4738 2011-01-01 59.8881 2012-01-01 56.7756 2013-01-01 64.0475 2014-01-01 63.9750 2015-01-01 65.7611 2016-01-01 66.8504 2017-01-01 68.3638 2018-01-01 70.2580 2019-01-01 72.4728