Year Percent of GDP 2004-01-01 107.1110 2005-01-01 102.5616 2006-01-01 95.9312 2007-01-01 90.0061 2008-01-01 75.6916 2009-01-01 79.7405 2010-01-01 79.0160 2011-01-01 79.0952 2012-01-01 77.3714 2013-01-01 78.3972 2014-01-01 77.7289 2015-01-01 79.4486 2016-01-01 81.2433