Quarter Billions of US Dollars 1995-10-01 0.0600 1996-01-01 0.0600 1996-04-01 0.0600 1996-07-01 0.1100 1996-10-01 0.1100 1997-01-01 0.1100 1997-04-01 0.1100 1997-07-01 0.3100 1997-10-01 0.2000 1998-01-01 0.2000 1998-04-01 0.2000 1998-07-01 0.2000 1998-10-01 0.2000 1999-01-01 0.4148 1999-04-01 0.4066 1999-07-01 0.4666 1999-10-01 0.7023 2000-01-01 0.9165 2000-04-01 0.9367 2000-07-01 0.9782 2000-10-01 1.0499 2001-01-01 1.2231 2001-04-01 1.1856 2001-07-01 1.2350 2001-10-01 1.2011 2002-01-01 1.1923 2002-04-01 1.7326 2002-07-01 1.5153 2002-10-01 1.6118 2003-01-01 2.1093 2003-04-01 1.9283 2003-07-01 1.9182 2003-10-01 2.0797 2004-01-01 2.3884 2004-04-01 2.3751 2004-07-01 2.4865 2004-10-01 2.7296 2005-01-01 2.9544 2005-04-01 2.7556 2005-07-01 2.7444 2005-10-01 2.6543 2006-01-01 3.2076 2006-04-01 3.3689 2006-07-01 3.3549 2006-10-01 4.3303 2007-01-01 4.3784 2007-04-01 4.6755 2007-07-01 4.8354 2007-10-01 5.9016 2008-01-01 6.0190 2008-04-01 6.0009 2008-07-01 5.4494 2008-10-01 5.4080 2009-01-01 5.3626 2009-04-01 6.3990 2009-07-01 6.6276 2009-10-01 8.0212 2010-01-01 9.6048 2010-04-01 8.8474 2010-07-01 10.1918 2010-10-01 10.0684 2011-01-01 11.1832 2011-04-01 11.2894 2011-07-01 10.8792 2011-10-01 11.3358 2012-01-01 13.0158 2012-04-01 11.9297 2012-07-01 12.0561 2012-10-01 12.3451 2013-01-01 11.4251 2013-04-01 11.5130 2013-07-01 11.6528 2013-10-01 11.7450 2014-01-01 12.4351 2014-04-01 11.7038 2014-07-01 11.3548 2014-10-01 12.4254 2015-01-01 10.3594 2015-04-01 10.5446