Quarterly Billions of US Dollars
1987-01-01 31.939
1987-04-01 29.008
1987-07-01 22.938
1987-10-01 11.027
1988-01-01 22.832
1988-04-01 32.771
1988-07-01 38.542
1988-10-01 25.615
1989-01-01 47.109
1989-04-01 44.183
1989-07-01 32.967
1989-10-01 33.563
1990-01-01 77.742
1990-04-01 25.191
1990-07-01 50.770
1990-10-01 51.379
1991-01-01 65.207
1991-04-01 50.199
1991-07-01 41.316
1991-10-01 44.399
1992-01-01 47.555
1992-04-01 38.675
1992-07-01 22.030
1992-10-01 53.110
1993-01-01 28.832
1993-04-01 60.532
1993-07-01 137.885
1993-10-01 70.442
1994-01-01 76.081
1994-04-01 77.463
1994-07-01 73.768
1994-10-01 55.262
1995-01-01 48.803
1995-04-01 57.610
1995-07-01 79.859
1995-10-01 67.337
1996-01-01 102.135
1996-04-01 122.887
1996-07-01 99.292
1996-10-01 145.878
1997-01-01 141.873
1997-04-01 136.176
1997-07-01 145.849
1997-10-01 46.290
1998-01-01 152.461
1998-04-01 178.660
1998-07-01 112.573
1998-10-01 44.743
1999-01-01 209.240
1999-04-01 254.470
1999-07-01 238.255
1999-10-01 148.641
2000-01-01 210.545
2000-04-01 241.081
2000-07-01 263.627
2000-10-01 262.074
2001-01-01 364.691
2001-04-01 290.982
2001-07-01 158.939
2001-10-01 274.917
2002-01-01 235.824
2002-04-01 264.990
2002-07-01 119.868
2002-10-01 133.751
2003-01-01 272.108
2003-04-01 280.038
2003-07-01 239.961
2003-10-01 357.015
2004-01-01 369.678
2004-04-01 265.561
2004-07-01 293.967
2004-10-01 339.265
2005-01-01 380.541
2005-04-01 377.526
2005-07-01 191.439
2005-10-01 467.951
2006-01-01 520.084
2006-04-01 485.626
2006-07-01 479.772
2006-10-01 762.300
2007-01-01 770.608
2007-04-01 940.232
2007-07-01 271.131
2007-10-01 284.731
2008-01-01 300.376
2008-04-01 790.696
2008-07-01 183.681
2008-10-01 341.830
2009-01-01 323.219
2009-04-01 504.955
2009-07-01 321.827
2009-10-01 154.125
2010-01-01 355.504
2010-04-01 -32.280
2010-07-01 269.935
2010-10-01 38.423
2011-01-01 250.917
2011-04-01 135.837
2011-07-01 27.999
2011-10-01 60.853
2012-01-01 467.982
2012-04-01 -64.622
2012-07-01 99.969
2012-10-01 229.164
2013-01-01 23.660
2013-04-01 118.724
2013-07-01 134.866
2013-10-01 231.173
2014-01-01 55.779
2014-04-01 296.524
2014-07-01 233.816
2014-10-01 63.626
2015-01-01 224.709
2015-04-01 219.142