Quarterly Millions of US Dollars
1987-07-01 38
1987-10-01 22
1988-01-01 94
1988-04-01 65
1988-07-01 57
1989-10-01 76
1990-01-01 131
1990-04-01 107
1990-07-01 446
1990-10-01 390
1991-01-01 701
1991-04-01 809
1991-07-01 947
1991-10-01 1024
1992-01-01 1015
1992-04-01 1254
1992-07-01 775
1992-10-01 478
1993-01-01 200
1993-04-01 195
1993-10-01 73
1994-01-01 221
1994-04-01 560
1994-07-01 405
1994-10-01 717
1995-01-01 298
1995-04-01 350
1995-07-01 592
1995-10-01 701
1996-01-01 779
1996-04-01 656
1996-07-01 404
1996-10-01 510
1997-01-01 398
1997-04-01 487
1997-07-01 559
1997-10-01 414
1998-01-01 440
1998-04-01 468
1998-07-01 422
1998-10-01 315
1999-01-01 231
1999-04-01 186
1999-07-01 157
1999-10-01 174
2000-01-01 166
2000-04-01 188
2000-07-01 203
2000-10-01 175
2001-01-01 197
2001-04-01 256
2001-07-01 264
2001-10-01 226
2002-01-01 154
2002-04-01 284
2002-07-01 267
2002-10-01 274
2003-01-01 277
2003-04-01 277
2003-07-01 471
2003-10-01 496
2004-01-01 499
2004-04-01 699
2004-07-01 710
2004-10-01 700
2005-01-01 685
2005-04-01 692
2005-07-01 691
2005-10-01 675
2006-01-01 668
2006-04-01 636
2006-07-01 640
2006-10-01 637
2007-01-01 635
2007-04-01 626
2007-07-01 630
2007-10-01 633
2008-01-01 632
2008-04-01 726
2008-07-01 724
2008-10-01 726
2009-01-01 722
2009-04-01 724
2009-07-01 723
2009-10-01 1320
2010-01-01 1315
2010-04-01 1313
2010-07-01 1314
2010-10-01 1314
2011-01-01 1315
2011-04-01 1315
2011-07-01 1114
2011-10-01 1182
2012-01-01 1183
2012-04-01 1407
2012-07-01 1407
2012-10-01 2058
2013-01-01 2057
2013-04-01 2057
2013-07-01 2058
2013-10-01 2058
2014-01-01 2358
2014-04-01 2358
2014-07-01 3404
2014-10-01 3403
2015-01-01 3402
2015-04-01 3402
2015-07-01 3402
2015-10-01 3402
2016-01-01 3402
2016-04-01 3402
2016-07-01 3402
2016-10-01 3401
2017-01-01 3952
2017-04-01 3952
2017-07-01 3953
2017-10-01 4353
2018-01-01 4353
2018-04-01 4998