Quarterly Millions of US Dollars
1988-04-01 75939
1988-07-01 76567
1988-10-01 87560
1989-01-01 80633
1989-04-01 72122
1989-07-01 77387
1989-10-01 85692
1990-01-01 82207
1990-04-01 79008
1990-07-01 87824
1990-10-01 90646
1991-01-01 92757
1991-04-01 89751
1991-07-01 102129
1991-10-01 107274
1992-01-01 107686
1992-04-01 110474
1992-07-01 110272
1992-10-01 114567
1993-01-01 123495
1993-04-01 121078
1993-07-01 128263
1993-10-01 141174
1994-01-01 142960
1994-04-01 141288
1994-07-01 142528
1994-10-01 156444
1995-01-01 148138
1995-04-01 154426
1995-07-01 163116
1995-10-01 161131
1996-01-01 163486
1996-04-01 161727
1996-07-01 167205
1996-10-01 169369
1997-01-01 164038
1997-04-01 155675
1997-07-01 153167
1997-10-01 134197
1998-01-01 134990
1998-04-01 120598
1998-07-01 119139
1998-10-01 120870
1999-01-01 121769
1999-04-01 121212
1999-07-01 118041
1999-10-01 113542
2000-01-01 104910
2000-04-01 99693
2000-07-01 90048
2000-10-01 90151
2001-01-01 79684
2001-04-01 78777
2001-07-01 79518
2001-10-01 78803
2002-01-01 80245
2002-04-01 84189
2002-07-01 88629
2002-10-01 89655
2003-01-01 93118
2003-04-01 100933
2003-07-01 102318
2003-10-01 110658
2004-01-01 114360
2004-04-01 102156
2004-07-01 105274
2004-10-01 117040
2005-01-01 116069
2005-04-01 115755
2005-07-01 115911
2005-10-01 114126
2006-01-01 115066
2006-04-01 112657
2006-07-01 117623
2006-10-01 121439
2007-01-01 124137
2007-04-01 133391
2007-07-01 145774
2007-10-01 146005
2008-01-01 153781
2008-04-01 166610
2008-07-01 150784
2008-10-01 141995
2009-01-01 157527
2009-04-01 211838
2009-07-01 237424
2009-10-01 260955
2010-01-01 287542
2010-04-01 294384
2010-07-01 346853
2010-10-01 376738
2011-01-01 409006
2011-04-01 435511
2011-07-01 442831
2011-10-01 488324
2012-01-01 519290
2012-04-01 525200
2012-07-01 564284
2012-10-01 575100
2013-01-01 587301
2013-04-01 508702
2013-07-01 537055
2013-10-01 525296
2014-01-01 563535
2014-04-01 594250
2014-07-01 574395
2014-10-01 568756
2015-01-01 554055
2015-04-01 541060
2015-07-01 525331
2015-10-01 540934
2016-01-01 596328
2016-04-01 582609
2016-07-01 617677
2016-10-01 576339
2017-01-01 626302
2017-04-01 641729
2017-07-01 649928
2017-10-01 664866
2018-01-01 658409