Quarterly Millions of US Dollars
1989-04-01 794
1989-07-01 2272
1989-10-01 1031
1990-01-01 1211
1990-04-01 3716
1990-07-01 491
1990-10-01 -4191
1991-01-01 -1210
1991-04-01 -3850
1991-07-01 1318
1991-10-01 -2727
1992-01-01 -8090
1992-04-01 2878
1992-07-01 -1325
1992-10-01 -7059
1993-01-01 -885
1993-04-01 4843
1993-07-01 2477
1993-10-01 3553
1994-01-01 283
1994-04-01 813
1994-07-01 1283
1994-10-01 -612
1995-01-01 3940
1995-04-01 1801
1995-07-01 1813
1995-10-01 850
1996-01-01 2315
1996-04-01 2950
1996-07-01 2543
1996-10-01 4243
1997-01-01 7973
1997-04-01 6107
1997-07-01 6203
1997-10-01 5801
1998-01-01 6530
1998-04-01 9923
1998-07-01 4735
1998-10-01 2848
1999-01-01 8106
1999-04-01 4382
1999-07-01 2277
1999-10-01 6702
2000-01-01 7058
2000-04-01 4588
2000-07-01 3029
2000-10-01 2803
2001-01-01 1131
2001-04-01 -2291
2001-07-01 915
2001-10-01 725
2002-01-01 -2433
2002-04-01 1313
2002-07-01 33
2002-10-01 -289
2003-01-01 3097
2003-04-01 -914
2003-07-01 1665
2003-10-01 1472
2004-01-01 3450
2004-04-01 4921
2004-07-01 3530
2004-10-01 8678
2005-01-01 9533
2005-04-01 4707
2005-07-01 8673
2005-10-01 9291
2006-01-01 17770
2006-04-01 8609
2006-07-01 7138
2006-10-01 13764
2007-01-01 4302
2007-04-01 10267
2007-07-01 -18141
2007-10-01 -11364
2008-01-01 4465
2008-04-01 -11795
2008-07-01 -12028
2008-10-01 -8263
2009-01-01 -7584
2009-04-01 -8693
2009-07-01 -9162
2009-10-01 -14364
2010-01-01 1308
2010-04-01 5364
2010-07-01 -3909
2010-10-01 5297
2011-01-01 4264
2011-04-01 -999
2011-07-01 3935
2011-10-01 507
2012-01-01 21791
2012-04-01 54
2012-07-01 3099
2012-10-01 2108
2013-01-01 10314
2013-04-01 5081
2013-07-01 10171
2013-10-01 2965
2014-01-01 11539
2014-04-01 7020
2014-07-01 6519
2014-10-01 -1413
2015-01-01 9801
2015-04-01 4149
2015-07-01 -2179
2015-10-01 2829
2016-01-01 1067
2016-04-01 9021
2016-07-01 9229
2016-10-01 -9328
2017-01-01 1209
2017-04-01 2170
2017-07-01 5835
2017-10-01 -2905
2018-01-01 1281