Quarterly Billions of US Dollars
1966-01-01 0.065
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 0.189
1968-04-01 0.350
1968-07-01 0.140
1968-10-01 0.063
1969-01-01 0.137
1969-04-01 0.030
1969-07-01 0.030
1969-10-01 0.150
1970-01-01 0.027
1970-07-01 0.075
1970-10-01 0.015
1971-01-01 0.586
1971-04-01 0.201
1971-07-01 0.128
1971-10-01 0.385
1972-01-01 1.165
1972-04-01 1.564
1972-07-01 1.511
1972-10-01 1.748
1973-01-01 1.654
1973-04-01 1.203
1973-07-01 0.951
1973-10-01 1.386
1974-01-01 1.006
1974-04-01 1.175
1974-07-01 1.377
1974-10-01 2.051
1975-01-01 3.446
1975-04-01 4.207
1975-07-01 3.035
1975-10-01 4.777
1976-01-01 6.848
1976-04-01 5.391
1976-07-01 4.454
1976-10-01 6.130
1977-01-01 5.189
1977-04-01 5.738
1977-07-01 4.626
1977-10-01 5.303
1978-01-01 6.170
1978-04-01 6.795
1978-07-01 4.240
1978-10-01 4.138
1979-01-01 7.164
1979-04-01 5.469
1979-07-01 5.037
1979-10-01 4.052
1980-01-01 3.825
1980-04-01 5.852
1980-07-01 3.226
1980-10-01 4.554
1981-01-01 3.946
1981-04-01 5.054
1981-07-01 5.347
1981-10-01 8.711
1982-01-01 10.120
1982-04-01 7.241
1982-07-01 8.265
1982-10-01 7.518
1983-01-01 10.895
1983-04-01 7.293
1983-07-01 3.709
1983-10-01 11.385
1984-01-01 13.880
1984-04-01 9.563
1984-07-01 15.613
1984-10-01 21.980
1985-01-01 19.645
1985-04-01 18.744
1985-07-01 20.484
1985-10-01 18.106
1986-01-01 24.154
1986-04-01 36.960
1986-07-01 35.764
1986-10-01 27.122
1987-01-01 26.517
1987-04-01 26.816
1987-07-01 21.267
1987-10-01 8.418
1988-01-01 19.419
1988-04-01 31.698
1988-07-01 34.200
1988-10-01 21.194
1989-01-01 39.186
1989-04-01 38.945
1989-07-01 26.800
1989-10-01 32.343
1990-01-01 24.865
1990-04-01 11.685
1990-07-01 28.479
1990-10-01 25.111
1991-01-01 32.885
1991-04-01 35.760
1991-07-01 29.365
1991-10-01 27.000
1992-01-01 20.763
1992-04-01 25.049
1992-07-01 4.057
1992-10-01 31.033
1993-01-01 22.328
1993-04-01 6.000
1993-07-01 37.225
1993-10-01 32.582
1994-01-01 52.679
1994-04-01 24.470
1994-07-01 51.460
1994-10-01 34.843
1995-01-01 38.011
1995-04-01 34.924
1995-07-01 43.700
1995-10-01 43.001
1996-01-01 69.388
1996-04-01 63.370
1996-07-01 72.260
1996-10-01 80.472
1997-01-01 79.104
1997-04-01 76.892
1997-07-01 79.134
1997-10-01 14.204
1998-01-01 94.563
1998-04-01 120.855
1998-07-01 68.979
1998-10-01 48.287
1999-01-01 143.658
1999-04-01 202.027
1999-07-01 176.388
1999-10-01 106.115
2000-01-01 139.141
2000-04-01 175.434
2000-07-01 175.822
2000-10-01 193.865
2001-01-01 318.572
2001-04-01 283.334
2001-07-01 165.711
2001-10-01 261.483
2002-01-01 216.987
2002-04-01 228.467
2002-07-01 93.369
2002-10-01 141.339
2003-01-01 213.157
2003-04-01 248.302
2003-07-01 253.343
2003-10-01 307.410
2004-01-01 309.143
2004-04-01 234.517
2004-07-01 247.653
2004-10-01 304.871
2005-01-01 313.500
2005-04-01 350.698
2005-07-01 143.829
2005-10-01 417.475
2006-01-01 367.028
2006-04-01 403.193
2006-07-01 360.078
2006-10-01 565.293
2007-01-01 522.474
2007-04-01 682.710
2007-07-01 195.182
2007-10-01 260.538
2008-01-01 153.317
2008-04-01 701.557
2008-07-01 204.147
2008-10-01 463.944
2009-01-01 336.787
2009-04-01 487.335
2009-07-01 243.940
2009-10-01 241.965
2010-01-01 233.398
2010-04-01 -33.608
2010-07-01 161.381
2010-10-01 42.433
2011-01-01 112.337
2011-04-01 57.276
2011-07-01 -63.102
2011-10-01 4.324
2012-01-01 92.079
2012-04-01 -135.048
2012-07-01 7.061
2012-10-01 105.594
2013-01-01 -52.934
2013-04-01 -46.287
2013-07-01 19.004
2013-10-01 140.308
2014-01-01 -64.098
2014-04-01 113.476
2014-07-01 69.890
2014-10-01 -17.552
2015-01-01 92.677
2015-04-01 125.756