Quarterly Millions of US Dollars
1989-04-01 353
1989-07-01 204
1989-10-01 126
1990-01-01 164
1990-04-01 187
1990-07-01 65
1990-10-01 218
1991-01-01 944
1991-04-01 107
1991-07-01 202
1991-10-01 173
1992-01-01 393
1992-04-01 278
1992-07-01 735
1992-10-01 152
1993-01-01 49
1993-04-01 258
1993-07-01 265
1993-10-01 516
1994-01-01 38
1994-04-01 39
1994-07-01 256
1994-10-01 110
1995-01-01 821
1995-04-01 665
1995-07-01 -141
1995-10-01 396
1996-01-01 746
1996-04-01 276
1996-07-01 291
1996-10-01 64
1997-01-01 408
1997-04-01 84
1997-07-01 131
1997-10-01 285
1998-01-01 817
1998-04-01 606
1998-07-01 1333
1998-10-01 1302
1999-01-01 1025
1999-04-01 1182
1999-07-01 112
1999-10-01 1622
2000-01-01 602
2000-04-01 1563
2000-07-01 983
2000-10-01 1443
2001-01-01 1913
2001-04-01 681
2001-07-01 1444
2001-10-01 1703
2002-01-01 543
2002-04-01 -783
2002-07-01 1799
2002-10-01 922
2003-01-01 851
2003-04-01 -227
2003-07-01 1621
2003-10-01 648
2004-01-01 1016
2004-04-01 -436
2004-07-01 3556
2004-10-01 1346
2005-01-01 61
2005-04-01 2077
2005-07-01 3372
2005-10-01 -2104
2006-01-01 494
2006-04-01 2841
2006-07-01 1513
2006-10-01 65
2007-01-01 330
2007-04-01 4510
2007-07-01 2423
2007-10-01 904
2008-01-01 3841
2008-04-01 3381
2008-07-01 -4479
2008-10-01 2083
2009-01-01 2368
2009-04-01 5186
2009-07-01 4892
2009-10-01 785
2010-01-01 2072
2010-04-01 1073
2010-07-01 0
2010-10-01 3275
2011-01-01 794
2011-04-01 4231
2011-07-01 -2303
2011-10-01 2308
2012-01-01 4220
2012-04-01 -867
2012-07-01 979
2012-10-01 -1065
2013-01-01 3302
2013-04-01 -7036
2013-07-01 -7883
2013-10-01 -2455
2014-01-01 -12624
2014-04-01 -6971
2014-07-01 783
2014-10-01 -2344
2015-01-01 1384
2015-04-01 3936
2015-07-01 -1689
2015-10-01 1977
2016-01-01 3050
2016-04-01 -445
2016-07-01 -1612
2016-10-01 2076
2017-01-01 4866
2017-04-01 -3342
2017-07-01 3609
2017-10-01 -823
2018-01-01 3737