Quarterly Millions of US Dollars
1966-07-01 15
1967-01-01 14
1972-04-01 32
1972-07-01 21
1972-10-01 55
1973-01-01 37
1973-04-01 51
1973-07-01 36
1973-10-01 60
1974-01-01 52
1974-04-01 49
1974-07-01 167
1974-10-01 296
1975-01-01 398
1975-04-01 493
1975-07-01 139
1975-10-01 38
1976-01-01 75
1976-04-01 104
1976-07-01 145
1976-10-01 327
1977-01-01 342
1977-04-01 325
1977-07-01 381
1977-10-01 280
1978-01-01 267
1978-04-01 360
1978-07-01 342
1978-10-01 312
1979-01-01 306
1979-04-01 265
1979-07-01 289
1979-10-01 77
1980-01-01 230
1980-04-01 369
1980-07-01 489
1980-10-01 307
1981-01-01 297
1981-04-01 352
1981-07-01 200
1981-10-01 413
1982-01-01 465
1982-04-01 260
1982-07-01 202
1982-10-01 69
1983-01-01 288
1983-04-01 362
1983-07-01 195
1983-10-01 44
1984-01-01 555
1984-04-01 409
1984-07-01 354
1984-10-01 227
1985-01-01 238
1985-04-01 409
1985-07-01 414
1985-10-01 -155
1986-01-01 721
1986-04-01 935
1986-07-01 590
1986-10-01 218
1987-01-01 1046
1987-04-01 553
1987-07-01 -27
1987-10-01 770
1988-01-01 2215
1988-04-01 758
1988-07-01 462
1988-10-01 378
1989-01-01 1378
1989-04-01 504
1989-07-01 1
1989-10-01 868
1990-01-01 1081
1990-04-01 780
1990-07-01 212
1990-10-01 603
1991-01-01 1415
1991-04-01 -211
1991-07-01 582
1991-10-01 984
1992-01-01 982
1992-04-01 1216
1992-07-01 508
1992-10-01 121
1993-01-01 928
1993-04-01 1266
1993-07-01 1871
1993-10-01 1373
1994-01-01 1778
1994-04-01 657
1994-07-01 434
1994-10-01 2098
1995-01-01 4003
1995-04-01 254
1995-07-01 571
1995-10-01 1592
1996-01-01 3823
1996-04-01 1348
1996-07-01 314
1996-10-01 696
1997-01-01 2959
1997-04-01 676
1997-07-01 1941
1997-10-01 76
1998-01-01 2392
1998-04-01 1998
1998-07-01 678
1998-10-01 2725
1999-01-01 4803
1999-04-01 4351
1999-07-01 718
1999-10-01 1387
2000-01-01 7190
2000-04-01 4020
2000-07-01 5245
2000-10-01 -1987
2001-01-01 9562
2001-04-01 -109
2001-07-01 426
2001-10-01 7885
2002-01-01 9404
2002-04-01 4725
2002-07-01 -562
2002-10-01 -579
2003-01-01 7159
2003-04-01 9236
2003-07-01 2797
2003-10-01 2212
2004-01-01 12536
2004-04-01 4907
2004-07-01 3956
2004-10-01 -19
2005-01-01 16343
2005-04-01 13546
2005-07-01 -1920
2005-10-01 4769
2006-01-01 13245
2006-04-01 14184
2006-07-01 728
2006-10-01 8356
2007-01-01 32896
2007-04-01 13294
2007-07-01 10058
2007-10-01 -11409
2008-01-01 15438
2008-04-01 -423
2008-07-01 1282
2008-10-01 12971
2009-01-01 11487
2009-04-01 406
2009-07-01 2618
2009-10-01 -7616
2010-01-01 3137
2010-04-01 -5700
2010-07-01 -818
2010-10-01 -6535
2011-01-01 11893
2011-04-01 -9783
2011-07-01 2376
2011-10-01 -10072
2012-01-01 -10880
2012-04-01 -3455
2012-07-01 -1086
2012-10-01 46
2013-01-01 -3837
2013-04-01 2720
2013-07-01 4569
2013-10-01 -2178
2014-01-01 -16551
2014-04-01 3084
2014-07-01 -6880
2014-10-01 2318
2015-01-01 -2352
2015-04-01 -156
2015-07-01 -2504
2015-10-01 -4649
2016-01-01 3936
2016-04-01 -6393
2016-07-01 -6890
2016-10-01 2003
2017-01-01 1434
2017-04-01 856
2017-07-01 1678
2017-10-01 -4037
2018-01-01 6642
2018-04-01 -1427