Quarterly Millions of US Dollars
1966-07-01 15
1967-01-01 14
1972-04-01 32
1972-07-01 21
1972-10-01 45
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 19
1976-01-01 100
1976-04-01 64
1976-07-01 145
1976-10-01 327
1977-01-01 342
1977-04-01 285
1977-07-01 381
1977-10-01 235
1978-01-01 267
1978-04-01 360
1978-07-01 342
1978-10-01 312
1979-01-01 306
1979-04-01 185
1979-07-01 289
1979-10-01 77
1980-01-01 230
1980-04-01 369
1980-07-01 489
1980-10-01 336
1981-01-01 297
1981-04-01 392
1981-07-01 200
1981-10-01 413
1982-01-01 465
1982-04-01 260
1982-07-01 127
1982-10-01 89
1983-01-01 188
1983-04-01 262
1983-07-01 195
1983-10-01 -81
1984-01-01 305
1984-04-01 324
1984-07-01 154
1984-10-01 188
1985-01-01 218
1985-04-01 409
1985-07-01 329
1985-10-01 -110
1986-01-01 694
1986-04-01 885
1986-07-01 490
1986-10-01 143
1987-01-01 861
1987-04-01 510
1987-07-01 1
1987-10-01 823
1988-01-01 2042
1988-04-01 569
1988-07-01 511
1988-10-01 161
1989-01-01 781
1989-04-01 587
1989-07-01 101
1989-10-01 815
1990-01-01 1008
1990-04-01 888
1990-07-01 595
1990-10-01 579
1991-01-01 1520
1991-04-01 -73
1991-07-01 652
1991-10-01 1045
1992-01-01 1182
1992-04-01 1212
1992-07-01 724
1992-10-01 140
1993-01-01 878
1993-04-01 1171
1993-07-01 1609
1993-10-01 1457
1994-01-01 1974
1994-04-01 70
1994-07-01 279
1994-10-01 2266
1995-01-01 4041
1995-04-01 565
1995-07-01 249
1995-10-01 1075
1996-01-01 2984
1996-04-01 1436
1996-07-01 294
1996-10-01 100
1997-01-01 1914
1997-04-01 827
1997-07-01 1514
1997-10-01 -1003
1998-01-01 2559
1998-04-01 1703
1998-07-01 1086
1998-10-01 3071
1999-01-01 5662
1999-04-01 3860
1999-07-01 -1091
1999-10-01 1355
2000-01-01 6169
2000-04-01 2594
2000-07-01 3446
2000-10-01 -1786
2001-01-01 7800
2001-04-01 1111
2001-07-01 476
2001-10-01 3777
2002-01-01 10472
2002-04-01 4155
2002-07-01 95
2002-10-01 -89
2003-01-01 7601
2003-04-01 10960
2003-07-01 3859
2003-10-01 2488
2004-01-01 13420
2004-04-01 5416
2004-07-01 3567
2004-10-01 -941
2005-01-01 19074
2005-04-01 13526
2005-07-01 -787
2005-10-01 3762
2006-01-01 12325
2006-04-01 13136
2006-07-01 2710
2006-10-01 10306
2007-01-01 34755
2007-04-01 13985
2007-07-01 8415
2007-10-01 -12613
2008-01-01 15556
2008-04-01 -3432
2008-07-01 644
2008-10-01 10270
2009-01-01 8411
2009-04-01 1575
2009-07-01 761
2009-10-01 -7542
2010-01-01 2919
2010-04-01 -3570
2010-07-01 123
2010-10-01 -5977
2011-01-01 10433
2011-04-01 -9896
2011-07-01 3066
2011-10-01 -8677
2012-01-01 -10161
2012-04-01 -2793
2012-07-01 205
2012-10-01 -1742
2013-01-01 -4058
2013-04-01 1553
2013-07-01 4315
2013-10-01 -4210
2014-01-01 -15844
2014-04-01 987
2014-07-01 -8020
2014-10-01 5184
2015-01-01 -1721
2015-04-01 -227
2015-07-01 -2601
2015-10-01 -5364
2016-01-01 4192
2016-04-01 -4822
2016-07-01 -7152
2016-10-01 2247
2017-01-01 3485
2017-04-01 3132
2017-07-01 -392
2017-10-01 -4722
2018-01-01 4038
2018-04-01 322