Quarterly Billions of US Dollars
1987-01-01 0.4400
1987-04-01 0.4695
1987-07-01 0.4694
1987-10-01 0.4707
1988-01-01 0.5698
1988-04-01 0.6386
1988-07-01 0.7899
1988-10-01 1.0042
1989-01-01 1.0886
1989-04-01 1.2529
1989-07-01 1.7296
1989-10-01 1.5858
1990-01-01 1.6169
1990-04-01 1.4990
1990-07-01 1.5296
1990-10-01 1.4579
1991-01-01 1.3866
1991-04-01 1.3140
1991-07-01 1.1649
1991-10-01 1.0499
1992-01-01 0.9154
1992-04-01 0.8826
1992-07-01 0.8670
1992-10-01 0.8494
1993-01-01 0.9095
1993-04-01 0.7143
1993-07-01 1.1935
1993-10-01 1.1940
1994-01-01 1.1767
1994-04-01 1.1078
1994-07-01 0.8241
1994-10-01 0.8732
1995-01-01 0.9317
1995-04-01 0.9363
1995-07-01 0.9243
1995-10-01 0.9210
1996-01-01 1.0000
1996-04-01 1.0000
1996-07-01 1.0000
1996-10-01 0.9300
1997-01-01 0.9800
1997-04-01 0.9800
1997-07-01 0.9800
1997-10-01 0.9800
1998-01-01 0.9800
1998-04-01 1.0024
1998-07-01 1.1000
1998-10-01 0.9913
1999-01-01 1.0421
1999-04-01 1.0657
1999-07-01 1.9557
1999-10-01 2.0943
2000-01-01 1.8376
2000-04-01 2.4567
2000-07-01 2.5717
2000-10-01 2.5305
2001-01-01 2.6452
2001-04-01 4.0305
2001-07-01 6.0148
2001-10-01 6.2419
2002-01-01 6.7088
2002-04-01 7.3429
2002-07-01 7.8486
2002-10-01 7.9564
2003-01-01 8.0273
2003-04-01 8.9356
2003-07-01 9.6266
2003-10-01 9.9302
2004-01-01 9.7994
2004-04-01 10.8572
2004-07-01 12.8235
2004-10-01 15.3482
2005-01-01 18.0422
2005-04-01 16.6311
2005-07-01 17.1642
2005-10-01 17.5844
2006-01-01 17.4012
2006-04-01 19.4758
2006-07-01 20.1587
2006-10-01 20.4747
2007-01-01 21.4002
2007-04-01 24.6597
2007-07-01 24.0689
2007-10-01 23.4317
2008-01-01 23.4898
2008-04-01 23.0201
2008-07-01 23.1410
2008-10-01 21.3803
2009-01-01 20.2005
2009-04-01 18.5632
2009-07-01 17.5166
2009-10-01 17.2856
2010-01-01 18.1015
2010-04-01 16.9015
2010-07-01 19.4029
2010-10-01 19.6792
2011-01-01 21.8302
2011-04-01 24.2796
2011-07-01 25.3925
2011-10-01 27.4825
2012-01-01 34.7442
2012-04-01 33.2815
2012-07-01 36.0537
2012-10-01 38.3706
2013-01-01 41.5241
2013-04-01 47.6797
2013-07-01 56.5233
2013-10-01 59.9763
2014-01-01 61.8260
2014-04-01 65.7978
2014-07-01 70.3145
2014-10-01 66.0996
2015-01-01 61.5479
2015-04-01 65.0774