Year Percent of GDP 2000-01-01 100.4790 2001-01-01 96.4780 2002-01-01 99.7193 2003-01-01 99.6438 2004-01-01 91.8229 2005-01-01 84.3076 2006-01-01 76.3299 2007-01-01 73.7695 2008-01-01 60.2444 2009-01-01 64.7755 2010-01-01 67.1133 2011-01-01 70.7285 2012-01-01 80.7178 2013-01-01 86.6775 2014-01-01 89.0494 2015-01-01 93.3907 2016-01-01 95.0732 2017-01-01 95.5565 2018-01-01 93.5174 2019-01-01 90.8296