Year Percent of GDP 1993-01-01 -1.25 1994-01-01 1.04 1995-01-01 3.19 1996-01-01 3.34 1997-01-01 3.90 1998-01-01 3.63 1999-01-01 3.93 2000-01-01 3.95 2001-01-01 4.73 2002-01-01 4.47 2003-01-01 6.57 2004-01-01 6.30 2005-01-01 6.46 2006-01-01 8.24 2007-01-01 8.85 2008-01-01 8.55 2009-01-01 5.92 2010-01-01 6.02 2011-01-01 5.82 2012-01-01 5.76 2013-01-01 6.66