Quarterly Billions of US Dollars
1966-01-01 0.080
1966-04-01 0.030
1966-07-01 0.015
1967-01-01 0.014
1967-04-01 0.105
1967-10-01 0.022
1968-01-01 0.299
1968-04-01 0.495
1968-07-01 0.170
1968-10-01 0.091
1969-01-01 0.227
1969-04-01 0.030
1969-07-01 0.030
1969-10-01 0.158
1970-01-01 0.027
1970-04-01 0.015
1970-07-01 0.075
1970-10-01 0.035
1971-01-01 0.826
1971-04-01 0.296
1971-07-01 0.238
1971-10-01 0.620
1972-01-01 1.569
1972-04-01 2.024
1972-07-01 1.614
1972-10-01 2.006
1973-01-01 1.796
1973-04-01 1.242
1973-07-01 1.041
1973-10-01 1.494
1974-01-01 0.971
1974-04-01 1.185
1974-07-01 1.377
1974-10-01 2.104
1975-01-01 3.485
1975-04-01 4.352
1975-07-01 3.086
1975-10-01 4.862
1976-01-01 7.114
1976-04-01 5.441
1976-07-01 4.629
1976-10-01 6.391
1977-01-01 5.856
1977-04-01 6.201
1977-07-01 5.028
1977-10-01 5.780
1978-01-01 6.357
1978-04-01 6.925
1978-07-01 4.611
1978-10-01 4.465
1979-01-01 7.718
1979-04-01 6.352
1979-07-01 5.398
1979-10-01 4.553
1980-01-01 4.198
1980-04-01 7.221
1980-07-01 4.457
1980-10-01 6.007
1981-01-01 5.165
1981-04-01 6.023
1981-07-01 6.885
1981-10-01 10.610
1982-01-01 14.386
1982-04-01 11.988
1982-07-01 12.074
1982-10-01 10.881
1983-01-01 13.750
1983-04-01 9.768
1983-07-01 5.381
1983-10-01 14.415
1984-01-01 17.795
1984-04-01 12.137
1984-07-01 17.695
1984-10-01 23.909
1985-01-01 20.303
1985-04-01 19.122
1985-07-01 21.571
1985-10-01 17.838
1986-01-01 24.766
1986-04-01 37.972
1986-07-01 36.649
1986-10-01 27.647
1987-01-01 27.152
1987-04-01 27.975
1987-07-01 21.858
1987-10-01 8.698
1988-01-01 19.616
1988-04-01 32.433
1988-07-01 36.519
1988-10-01 22.181
1989-01-01 42.227
1989-04-01 40.908
1989-07-01 28.300
1989-10-01 33.808
1990-01-01 26.256
1990-04-01 10.758
1990-07-01 34.294
1990-10-01 25.536
1991-01-01 36.153
1991-04-01 35.784
1991-07-01 29.605
1991-10-01 27.275
1992-01-01 17.488
1992-04-01 23.770
1992-07-01 8.276
1992-10-01 31.333
1993-01-01 20.787
1993-04-01 3.176
1993-07-01 37.069
1993-10-01 34.450
1994-01-01 54.473
1994-04-01 26.644
1994-07-01 56.463
1994-10-01 41.361
1995-01-01 44.819
1995-04-01 44.265
1995-07-01 52.753
1995-10-01 49.740
1996-01-01 75.972
1996-04-01 73.159
1996-07-01 80.250
1996-10-01 101.760
1997-01-01 95.785
1997-04-01 86.302
1997-07-01 96.471
1997-10-01 31.712
1998-01-01 108.401
1998-04-01 140.911
1998-07-01 79.264
1998-10-01 48.776
1999-01-01 153.072
1999-04-01 219.558
1999-07-01 190.356
1999-10-01 110.363
2000-01-01 152.768
2000-04-01 184.077
2000-07-01 189.109
2000-10-01 212.977
2001-01-01 337.540
2001-04-01 303.774
2001-07-01 176.292
2001-10-01 274.689
2002-01-01 219.224
2002-04-01 247.814
2002-07-01 90.631
2002-10-01 134.447
2003-01-01 211.131
2003-04-01 250.012
2003-07-01 247.332
2003-10-01 300.490
2004-01-01 304.622
2004-04-01 233.151
2004-07-01 244.785
2004-10-01 300.516
2005-01-01 308.471
2005-04-01 344.147
2005-07-01 138.972
2005-10-01 445.305
2006-01-01 402.819
2006-04-01 440.758
2006-07-01 429.053
2006-10-01 658.443
2007-01-01 590.539
2007-04-01 767.088
2007-07-01 258.481
2007-10-01 271.527
2008-01-01 152.208
2008-04-01 690.373
2008-07-01 196.000
2008-10-01 461.546
2009-01-01 336.717
2009-04-01 473.324
2009-07-01 225.314
2009-10-01 220.528
2010-01-01 221.509
2010-04-01 -41.816
2010-07-01 147.482
2010-10-01 22.921
2011-01-01 99.820
2011-04-01 38.035
2011-07-01 -65.121
2011-10-01 -3.429
2012-01-01 73.601
2012-04-01 -148.587
2012-07-01 -4.736
2012-10-01 108.034
2013-01-01 -74.692
2013-04-01 -51.778
2013-07-01 12.152
2013-10-01 136.200
2014-01-01 -69.193
2014-04-01 124.841
2014-07-01 83.764
2014-10-01 -11.473
2015-01-01 98.476
2015-04-01 123.798