Quarterly Billions of US Dollars
1987-01-01 0.7674
1987-04-01 0.7444
1987-07-01 0.7151
1987-10-01 0.7678
1988-01-01 0.6263
1988-04-01 0.5998
1988-07-01 0.5891
1988-10-01 0.6061
1989-01-01 0.5090
1989-04-01 0.4999
1989-07-01 0.5071
1989-10-01 0.5155
1990-01-01 0.4228
1990-04-01 1.0260
1990-07-01 1.1445
1990-10-01 1.3960
1991-01-01 2.3114
1991-04-01 2.2333
1991-07-01 2.2436
1991-10-01 2.5453
1992-01-01 2.5330
1992-04-01 2.5996
1992-07-01 2.6078
1992-10-01 2.7341
1993-01-01 2.7341
1993-04-01 3.0025
1993-07-01 3.1851
1993-10-01 3.7084
1994-01-01 4.2027
1994-04-01 5.0732
1994-07-01 5.9195
1994-10-01 6.1016
1995-01-01 5.7559
1995-04-01 5.5966
1995-07-01 5.7656
1995-10-01 5.7886
1996-01-01 5.8006
1996-04-01 6.1644
1996-07-01 7.0464
1996-10-01 6.8496
1997-01-01 7.3458
1997-04-01 9.0942
1997-07-01 9.5934
1997-10-01 9.5720
1998-01-01 9.5096
1998-04-01 10.6037
1998-07-01 11.3987
1998-10-01 11.1891
1999-01-01 10.4885
1999-04-01 10.3524
1999-07-01 10.1394
1999-10-01 10.3448
2000-01-01 10.2684
2000-04-01 10.1866
2000-07-01 8.8445
2000-10-01 8.6931
2001-01-01 8.6974
2001-04-01 8.4731
2001-07-01 8.8305
2001-10-01 8.5479
2002-01-01 8.1705
2002-04-01 8.0360
2002-07-01 7.9877
2002-10-01 8.1889
2003-01-01 8.2925
2003-04-01 8.4216
2003-07-01 8.8459
2003-10-01 8.7015
2004-01-01 7.8103
2004-04-01 7.4268
2004-07-01 7.0253
2004-10-01 6.9657
2005-01-01 6.8760
2005-04-01 6.6877
2005-07-01 6.4721
2005-10-01 6.7250
2006-01-01 7.1562
2006-04-01 6.8582
2006-07-01 7.4266
2006-10-01 9.0020
2007-01-01 10.5549
2007-04-01 11.4873
2007-07-01 13.6450
2007-10-01 14.4115
2008-01-01 16.2494
2008-04-01 17.3162
2008-07-01 17.1868
2008-10-01 15.9366
2009-01-01 15.1331
2009-04-01 14.7308
2009-07-01 13.6669
2009-10-01 17.8525
2010-01-01 19.7270
2010-04-01 22.0009
2010-07-01 24.5243
2010-10-01 25.0495
2011-01-01 27.9669
2011-04-01 29.3590
2011-07-01 28.7732
2011-10-01 28.0965
2012-01-01 30.2835
2012-04-01 30.3604
2012-07-01 31.0173
2012-10-01 32.9971
2013-01-01 32.5084
2013-04-01 34.3186
2013-07-01 34.2840
2013-10-01 33.0935
2014-01-01 34.7537
2014-04-01 37.5244
2014-07-01 39.1957
2014-10-01 38.0558
2015-01-01 37.3579
2015-04-01 37.7999