Quarterly Billions of US Dollars
1987-01-01 0.58656
1987-04-01 0.57672
1987-07-01 0.66010
1987-10-01 0.73147
1988-01-01 0.78979
1988-04-01 0.64142
1988-07-01 0.60789
1988-10-01 0.71262
1989-01-01 0.59273
1989-04-01 0.57683
1989-07-01 0.62473
1989-10-01 0.63381
1990-01-01 0.56816
1990-04-01 0.47148
1990-07-01 0.45880
1990-10-01 0.46580
1991-01-01 0.43472
1991-04-01 0.42556
1991-07-01 0.45039
1991-10-01 0.46789
1992-01-01 0.45263
1992-04-01 0.39123
1992-07-01 0.37944
1992-10-01 0.37594
1993-01-01 0.37792
1993-04-01 0.37385
1993-07-01 0.38710
1993-10-01 0.29450
1994-01-01 0.31400
1994-04-01 0.15800
1994-07-01 0.04700
1994-10-01 0.04650
1995-01-01 0.03150
1995-04-01 0.02250
1995-07-01 0.08250
1995-10-01 0.07250
1996-01-01 0.07250
1996-04-01 0.07750
1996-07-01 0.12750
1996-10-01 0.12750
1997-01-01 0.14750
1997-04-01 0.14250
1997-07-01 0.34750
1997-10-01 0.34250
1998-01-01 0.33750
1998-04-01 0.34250
1998-07-01 0.26750
1998-10-01 0.26750
1999-01-01 0.26500
1999-04-01 0.48156
1999-07-01 0.48830
1999-10-01 0.57592
2000-01-01 0.75501
2000-04-01 0.76087
2000-07-01 0.83574
2000-10-01 0.83516
2001-01-01 0.81215
2001-04-01 0.98886
2001-07-01 0.90800
2001-10-01 0.93181
2002-01-01 0.91224
2002-04-01 1.30546
2002-07-01 1.13980
2002-10-01 1.02856
2003-01-01 1.11592
2003-04-01 1.00557
2003-07-01 0.99279
2003-10-01 0.99740
2004-01-01 1.01505
2004-04-01 0.96104
2004-07-01 0.96350
2004-10-01 1.05907
2005-01-01 1.11471
2005-04-01 1.06565
2005-07-01 1.44066
2005-10-01 1.95681
2006-01-01 2.41721
2006-04-01 2.18148
2006-07-01 2.48411
2006-10-01 2.46124
2007-01-01 2.46449
2007-04-01 2.92002
2007-07-01 3.18022
2007-10-01 3.24302
2008-01-01 3.27565
2008-04-01 3.20995
2008-07-01 3.16157
2008-10-01 3.21167
2009-01-01 3.18278
2009-04-01 3.19077
2009-07-01 3.18889
2009-10-01 3.91252
2010-01-01 3.89567
2010-04-01 3.91537
2010-07-01 3.94000
2010-10-01 4.05004
2011-01-01 3.54136
2011-04-01 3.55393
2011-07-01 3.27707
2011-10-01 3.63857
2012-01-01 3.04771
2012-04-01 3.02403
2012-07-01 3.03387
2012-10-01 3.48705
2013-01-01 3.45441
2013-04-01 3.43930
2013-07-01 3.44072
2013-10-01 3.31505
2014-01-01 3.32297
2014-04-01 3.32817
2014-07-01 3.30268
2014-10-01 2.97278
2015-01-01 3.27406
2015-04-01 3.53989