Quarter Billions of US Dollars 1995-10-01 0.15000 1996-01-01 0.15000 1996-04-01 0.15000 1996-07-01 0.15000 1996-10-01 0.15000 1997-01-01 0.15000 1997-04-01 0.15000 1997-07-01 1.35000 1997-10-01 3.53750 1998-01-01 3.35000 1998-04-01 3.35000 1998-07-01 3.35000 1998-10-01 3.35000 1999-01-01 3.35000 1999-04-01 3.51000 1999-07-01 3.51000 1999-10-01 3.51000 2000-01-01 3.52240 2000-04-01 3.52240 2000-07-01 3.60108 2000-10-01 3.45695 2001-01-01 3.46326 2001-04-01 3.47003 2001-07-01 3.37240 2001-10-01 3.37240 2002-01-01 3.45000 2002-04-01 3.45000 2002-07-01 3.45000 2002-10-01 3.35000 2003-01-01 3.35000 2003-04-01 3.60000 2003-07-01 3.65000 2003-10-01 3.65000 2004-01-01 3.65000 2004-04-01 3.65000 2004-07-01 3.05000 2004-10-01 3.05000 2005-01-01 3.05000 2005-04-01 3.05000 2005-07-01 3.05000 2005-10-01 3.06000 2006-01-01 3.06015 2006-04-01 3.07667 2006-07-01 3.15685 2006-10-01 2.98940 2007-01-01 3.05960 2007-04-01 3.12567 2007-07-01 2.67614 2007-10-01 2.52548 2008-01-01 2.68870 2008-04-01 2.63785 2008-07-01 2.43855 2008-10-01 2.42314 2009-01-01 2.30266 2009-04-01 2.31862 2009-07-01 2.33179 2009-10-01 2.34891 2010-01-01 2.18966 2010-04-01 1.88968 2010-07-01 1.93293 2010-10-01 1.92804 2011-01-01 1.81372 2011-04-01 1.79745 2011-07-01 1.78910 2011-10-01 1.76897 2012-01-01 1.77177 2012-04-01 1.73544 2012-07-01 2.14910 2012-10-01 0.78923 2013-01-01 0.78893 2013-04-01 0.78915 2013-07-01 0.91430 2013-10-01 0.91428 2014-01-01 0.85301 2014-04-01 0.84871 2014-07-01 0.83480 2014-10-01 2.32778 2015-01-01 2.31587 2015-04-01 2.32071