Quarterly Millions of US Dollars
1977-04-01 50
1977-07-01 50
1977-10-01 50
1978-01-01 50
1978-04-01 50
1978-07-01 50
1978-10-01 50
1979-01-01 50
1979-04-01 50
1979-07-01 50
1979-10-01 50
1980-01-01 50
1980-04-01 80
1980-07-01 80
1980-10-01 80
1981-01-01 80
1981-04-01 80
1981-07-01 80
1981-10-01 80
1982-01-01 80
1982-04-01 30
1982-07-01 49
1982-10-01 76
1983-01-01 96
1983-04-01 95
1983-07-01 96
1983-10-01 126
1984-01-01 250
1984-04-01 368
1984-07-01 403
1984-10-01 438
1985-01-01 479
1985-04-01 539
1985-07-01 731
1985-10-01 824
1986-01-01 965
1986-04-01 1198
1986-07-01 1389
1986-10-01 1416
1987-01-01 1940
1987-04-01 2169
1987-07-01 2574
1987-10-01 2981
1988-01-01 3437
1988-04-01 3848
1988-07-01 3787
1988-10-01 4620
1989-01-01 4392
1989-04-01 4224
1989-07-01 4316
1989-10-01 4290
1990-01-01 4100
1990-04-01 4190
1990-07-01 4317
1990-10-01 3582
1991-01-01 2583
1991-04-01 2395
1991-07-01 2470
1991-10-01 2864
1992-01-01 2660
1992-04-01 2752
1992-07-01 2672
1992-10-01 2364
1993-01-01 2993
1993-04-01 2766
1993-07-01 3725
1993-10-01 4519
1994-01-01 5439
1994-04-01 5499
1994-07-01 7163
1994-10-01 7563
1995-01-01 9182
1995-04-01 10503
1995-07-01 9869
1995-10-01 10959
1996-01-01 11081
1996-04-01 12160
1996-07-01 11838
1996-10-01 11569
1997-01-01 11514
1997-04-01 12270
1997-07-01 12572
1997-10-01 13040
1998-01-01 13498
1998-04-01 13810
1998-07-01 14593
1998-10-01 14911
1999-01-01 12698
1999-04-01 12480
1999-07-01 12621
1999-10-01 14563
2000-01-01 14306
2000-04-01 14221
2000-07-01 13727
2000-10-01 14796
2001-01-01 16117
2001-04-01 16522
2001-07-01 18455
2001-10-01 19383
2002-01-01 21227
2002-04-01 25320
2002-07-01 25645
2002-10-01 26945
2003-01-01 30830
2003-04-01 33170
2003-07-01 35503
2003-10-01 39183
2004-01-01 35910
2004-04-01 38817
2004-07-01 38184
2004-10-01 41504
2005-01-01 39602
2005-04-01 36688
2005-07-01 36053
2005-10-01 42644
2006-01-01 46718
2006-04-01 49749
2006-07-01 52355
2006-10-01 60487
2007-01-01 60482
2007-04-01 73947
2007-07-01 75733
2007-10-01 80583
2008-01-01 92435
2008-04-01 104602
2008-07-01 97140
2008-10-01 99214
2009-01-01 105010
2009-04-01 122627
2009-07-01 136278
2009-10-01 144213
2010-01-01 139979
2010-04-01 124452
2010-07-01 138519
2010-10-01 136188
2011-01-01 145075
2011-04-01 138133
2011-07-01 127690
2011-10-01 124190
2012-01-01 119916
2012-04-01 108114
2012-07-01 104325
2012-10-01 110814
2013-01-01 105060
2013-04-01 99954
2013-07-01 102310
2013-10-01 104291
2014-01-01 100711
2014-04-01 91021
2014-07-01 87241
2014-10-01 75584
2015-01-01 65968
2015-04-01 69108
2015-07-01 67870
2015-10-01 65526
2016-01-01 68319
2016-04-01 65344
2016-07-01 66759
2016-10-01 56230
2017-01-01 52840
2017-04-01 57823
2017-07-01 60520
2017-10-01 60256
2018-01-01 64677
2018-04-01 62553