Quarterly Billions of US Dollars
1972-01-01 0.050
1972-04-01 0.086
1972-07-01 0.186
1972-10-01 0.204
1973-01-01 0.221
1973-04-01 0.232
1973-07-01 0.236
1973-10-01 0.225
1974-01-01 0.230
1974-04-01 0.245
1974-07-01 0.341
1974-10-01 0.384
1975-01-01 0.600
1975-04-01 0.955
1975-07-01 0.912
1975-10-01 0.956
1976-01-01 1.061
1976-04-01 1.297
1976-07-01 1.722
1976-10-01 2.010
1977-01-01 2.070
1977-04-01 2.171
1977-07-01 2.680
1977-10-01 3.133
1978-01-01 3.790
1978-04-01 4.045
1978-07-01 4.583
1978-10-01 4.855
1979-01-01 5.032
1979-04-01 5.148
1979-07-01 5.263
1979-10-01 5.376
1980-01-01 5.317
1980-04-01 5.527
1980-07-01 5.608
1980-10-01 5.524
1981-01-01 5.442
1981-04-01 5.306
1981-07-01 5.414
1981-10-01 5.984
1982-01-01 5.803
1982-04-01 5.782
1982-07-01 6.495
1982-10-01 7.074
1983-01-01 7.142
1983-04-01 7.051
1983-07-01 7.464
1983-10-01 8.074
1984-01-01 8.830
1984-04-01 9.080
1984-07-01 9.154
1984-10-01 9.786
1985-01-01 10.557
1985-04-01 11.780
1985-07-01 14.493
1985-10-01 16.178
1986-01-01 18.927
1986-04-01 21.396
1986-07-01 23.277
1986-10-01 25.485
1987-01-01 27.546
1987-04-01 29.137
1987-07-01 30.805
1987-10-01 33.551
1988-01-01 34.094
1988-04-01 35.380
1988-07-01 36.510
1988-10-01 41.339
1989-01-01 43.075
1989-04-01 42.206
1989-07-01 44.858
1989-10-01 44.964
1990-01-01 44.604
1990-04-01 47.444
1990-07-01 50.856
1990-10-01 50.714
1991-01-01 50.312
1991-04-01 49.383
1991-07-01 52.092
1991-10-01 52.406
1992-01-01 51.055
1992-04-01 50.357
1992-07-01 50.121
1992-10-01 47.258
1993-01-01 46.600
1993-04-01 46.536
1993-07-01 45.673
1993-10-01 46.495
1994-01-01 49.765
1994-04-01 53.267
1994-07-01 57.424
1994-10-01 62.253
1995-01-01 65.215
1995-04-01 64.237
1995-07-01 65.782
1995-10-01 67.299
1996-01-01 69.401
1996-04-01 71.756
1996-07-01 74.589
1996-10-01 78.489
1997-01-01 79.461
1997-04-01 82.354
1997-07-01 80.170
1997-10-01 75.031
1998-01-01 75.905
1998-04-01 76.553
1998-07-01 76.174
1998-10-01 76.426
1999-01-01 77.171
1999-04-01 77.878
1999-07-01 83.885
1999-10-01 84.765
2000-01-01 86.848
2000-04-01 93.822
2000-07-01 91.737
2000-10-01 90.382
2001-01-01 88.771
2001-04-01 96.075
2001-07-01 102.383
2001-10-01 103.110
2002-01-01 104.575
2002-04-01 112.390
2002-07-01 115.462
2002-10-01 123.188
2003-01-01 131.693
2003-04-01 144.398
2003-07-01 157.511
2003-10-01 170.118
2004-01-01 187.566
2004-04-01 198.828
2004-07-01 218.075
2004-10-01 234.701
2005-01-01 243.933
2005-04-01 250.173
2005-07-01 249.974
2005-10-01 255.088
2006-01-01 271.739
2006-04-01 289.037
2006-07-01 300.607
2006-10-01 328.473
2007-01-01 344.434
2007-04-01 365.387
2007-07-01 381.126
2007-10-01 385.788
2008-01-01 420.416
2008-04-01 425.356
2008-07-01 397.478
2008-10-01 385.230
2009-01-01 369.034
2009-04-01 401.408
2009-07-01 428.336
2009-10-01 463.547
2010-01-01 470.949
2010-04-01 454.601
2010-07-01 494.663
2010-10-01 502.158
2011-01-01 511.528
2011-04-01 525.897
2011-07-01 511.086
2011-10-01 506.183
2012-01-01 527.205
2012-04-01 518.089
2012-07-01 551.847
2012-10-01 547.187
2013-01-01 548.519
2013-04-01 544.863
2013-07-01 560.192
2013-10-01 576.281
2014-01-01 580.137
2014-04-01 588.662
2014-07-01 566.328
2014-10-01 557.914
2015-01-01 543.635
2015-04-01 561.841