Year Percent of GDP 1995-01-01 5.93 1996-01-01 4.93 1997-01-01 6.18 1998-01-01 3.03 1999-01-01 3.65 2000-01-01 1.90 2001-01-01 2.45 2002-01-01 2.51 2003-01-01 5.26 2004-01-01 7.21 2005-01-01 7.03 2006-01-01 8.75 2007-01-01 6.26 2008-01-01 3.96 2009-01-01 4.78 2010-01-01 6.83 2011-01-01 8.45 2012-01-01 8.86 2013-01-01 10.05