Quarter Billions of US Dollars 1993-10-01 0.04420 1994-01-01 0.14890 1994-04-01 0.02820 1994-10-01 0.03410 1996-07-01 0.00991 1997-04-01 0.19667 1997-07-01 0.03487 1998-01-01 0.00891 2000-10-01 0.38100 2002-01-01 0.49720 2003-04-01 0.00269 2003-07-01 0.31584 2003-10-01 1.06706 2004-01-01 2.90134 2004-04-01 0.56386 2004-07-01 0.04000 2004-10-01 1.13843 2005-01-01 0.88877 2005-07-01 0.28673 2005-10-01 0.23648 2006-01-01 0.48698 2006-04-01 1.35840 2006-07-01 0.69487 2006-10-01 1.48108 2007-01-01 1.31165 2007-04-01 7.75077 2007-07-01 1.92503 2007-10-01 2.12107 2008-01-01 2.65831 2008-04-01 5.94905 2008-07-01 0.82018 2008-10-01 2.99619 2009-01-01 0.03009 2009-04-01 1.65334 2009-07-01 1.86419 2009-10-01 2.32204 2010-01-01 1.45639 2010-04-01 0.03448 2010-07-01 2.00765 2010-10-01 1.20800 2011-01-01 1.85430 2011-04-01 2.62183 2011-07-01 1.55553 2011-10-01 2.31454 2012-01-01 1.86147 2012-04-01 0.55980 2012-07-01 0.84126 2012-10-01 0.70491 2013-01-01 1.63404 2013-04-01 1.69050 2013-07-01 1.90482 2013-10-01 1.74839 2014-01-01 0.95453 2014-04-01 4.35770 2014-07-01 0.91634 2014-10-01 0.52315 2015-01-01 0.05907 2015-04-01 1.23964