Year Percent of GDP 1995-01-01 48.3790938485981 1996-01-01 43.7946019690177 1997-01-01 57.8315659864626 1998-01-01 57.6726622892563 1999-01-01 41.3973102965603 2000-01-01 55.5495558114726 2001-01-01 53.2298166917560 2002-01-01 46.7338998670980 2003-01-01 45.8301196181094 2004-01-01 48.6433282048256 2005-01-01 54.7347538969504 2006-01-01 57.0698973758620 2007-01-01 49.5775293194541 2008-01-01 51.1071637180606 2009-01-01 45.7693066742080 2010-01-01 58.9836426061818 2011-01-01 71.6573695660316 2012-01-01 69.7528047915920 2013-01-01 65.0512680443570 2014-01-01 60.2501789873938 2015-01-01 55.9650594017728 2016-01-01 54.6151292952298 2017-01-01 54.2561339902758