Year Percent of GDP 2000-01-01 208.7535 2001-01-01 215.2826 2002-01-01 204.6770 2003-01-01 183.5562 2004-01-01 172.0865 2005-01-01 113.0651 2006-01-01 77.1150 2007-01-01 76.4201 2008-01-01 71.5213 2009-01-01 89.4650 2010-01-01 79.4732 2011-01-01 73.4222 2012-01-01 81.0552 2013-01-01 81.3739 2014-01-01 86.3483 2015-01-01 104.1459 2016-01-01 108.6758 2017-01-01 102.1878 2018-01-01 78.3334 2019-01-01 77.4866