Quarterly Millions of US Dollars
1988-04-01 62466
1988-07-01 64084
1988-10-01 75575
1989-01-01 70366
1989-04-01 62741
1989-07-01 66314
1989-10-01 74305
1990-01-01 71818
1990-04-01 67005
1990-07-01 75051
1990-10-01 77254
1991-01-01 79485
1991-04-01 77695
1991-07-01 89664
1991-10-01 93783
1992-01-01 93777
1992-04-01 93584
1992-07-01 91555
1992-10-01 95572
1993-01-01 103164
1993-04-01 98232
1993-07-01 102304
1993-10-01 113108
1994-01-01 114093
1994-04-01 114757
1994-07-01 117374
1994-10-01 127107
1995-01-01 119777
1995-04-01 121141
1995-07-01 128133
1995-10-01 127735
1996-01-01 132708
1996-04-01 131302
1996-07-01 136307
1996-10-01 140147
1997-01-01 133876
1997-04-01 126946
1997-07-01 124929
1997-10-01 109147
1998-01-01 110232
1998-04-01 99066
1998-07-01 98532
1998-10-01 99163
1999-01-01 101117
1999-04-01 100802
1999-07-01 98330
1999-10-01 94805
2000-01-01 86511
2000-04-01 83822
2000-07-01 74229
2000-10-01 75202
2001-01-01 65875
2001-04-01 65987
2001-07-01 65666
2001-10-01 65898
2002-01-01 66436
2002-04-01 71037
2002-07-01 74991
2002-10-01 75030
2003-01-01 77982
2003-04-01 86458
2003-07-01 84820
2003-10-01 92027
2004-01-01 95208
2004-04-01 84634
2004-07-01 86495
2004-10-01 96341
2005-01-01 95937
2005-04-01 95153
2005-07-01 94785
2005-10-01 92108
2006-01-01 92797
2006-04-01 90518
2006-07-01 95823
2006-10-01 97471
2007-01-01 98189
2007-04-01 106707
2007-07-01 118630
2007-10-01 116713
2008-01-01 122371
2008-04-01 134382
2008-07-01 119865
2008-10-01 114597
2009-01-01 134970
2009-04-01 190995
2009-07-01 216593
2009-10-01 241278
2010-01-01 269272
2010-04-01 274873
2010-07-01 327075
2010-10-01 356768
2011-01-01 389525
2011-04-01 415255
2011-07-01 421846
2011-10-01 467912
2012-01-01 500977
2012-04-01 508530
2012-07-01 548672
2012-10-01 557932
2013-01-01 572834
2013-04-01 498355
2013-07-01 525616
2013-10-01 512932
2014-01-01 552673
2014-04-01 585436
2014-07-01 568856
2014-10-01 563003
2015-01-01 548347
2015-04-01 536853
2015-07-01 521635
2015-10-01 536993
2016-01-01 591927
2016-04-01 577064
2016-07-01 613173
2016-10-01 571665
2017-01-01 621840
2017-04-01 637619
2017-07-01 646881
2017-10-01 660953
2018-01-01 655217