Quarter Billions of US Dollars 1994-04-01 0.2500 1994-07-01 0.2500 1994-10-01 0.2500 1995-01-01 0.2500 1995-04-01 0.2500 1995-07-01 0.2500 1995-10-01 0.2500 1996-01-01 0.2500 1996-04-01 0.2500 1996-07-01 0.2500 1996-10-01 0.2982 1997-01-01 0.2947 1997-04-01 0.2930 1997-07-01 0.2925 1997-10-01 0.2919 1998-01-01 0.2906 1998-04-01 0.2915 1998-07-01 0.2948 1998-10-01 0.2948 1999-01-01 0.2912 1999-04-01 0.2462 1999-07-01 0.2542 1999-10-01 0.2394 2000-01-01 0.2277 2000-04-01 0.2278 2000-07-01 0.2089 2000-10-01 0.2218 2001-01-01 0.2105 2001-04-01 0.2021 2001-07-01 0.2724 2001-10-01 0.2291 2002-01-01 0.2268 2002-04-01 0.3441 2002-07-01 0.3402 2002-10-01 0.3618 2003-01-01 0.5611 2003-04-01 0.5885 2003-07-01 0.6001 2003-10-01 0.6504 2004-01-01 0.6295 2004-04-01 2.4492 2004-07-01 2.6245 2004-10-01 2.8808 2005-01-01 4.0383 2005-04-01 3.7667 2005-07-01 3.7511 2005-10-01 3.6748 2006-01-01 3.7704 2006-04-01 3.9601 2006-07-01 3.9436 2006-10-01 4.1025 2007-01-01 4.1486 2007-04-01 4.2068 2007-07-01 4.4168 2007-10-01 4.5856 2008-01-01 4.9254 2008-04-01 8.0633 2008-07-01 7.3160 2008-10-01 7.1185 2009-01-01 6.8070 2009-04-01 8.9468 2009-07-01 9.2690 2009-10-01 10.0364 2010-01-01 9.4082 2010-04-01 8.5981 2010-07-01 12.2921 2010-10-01 12.0635 2011-01-01 12.8072 2011-04-01 13.0722 2011-07-01 12.1268 2011-10-01 11.6201 2012-01-01 14.6709 2012-04-01 13.8310 2012-07-01 14.2015 2012-10-01 17.4602 2013-01-01 16.7235 2013-04-01 16.0964 2013-07-01 16.8934 2013-10-01 17.2480 2014-01-01 17.2491 2014-04-01 15.0391 2014-07-01 13.7340 2014-10-01 11.4324 2015-01-01 10.1971 2015-04-01 10.6074