Quarterly Millions of US Dollars
1975-04-01 16
1975-07-01 16
1975-10-01 16
1976-01-01 16
1976-04-01 16
1976-07-01 16
1976-10-01 16
1977-01-01 16
1977-04-01 16
1977-07-01 59
1977-10-01 63
1978-01-01 140
1978-04-01 210
1978-07-01 225
1978-10-01 313
1979-01-01 302
1979-04-01 454
1979-07-01 523
1979-10-01 602
1980-01-01 551
1980-04-01 610
1980-07-01 749
1980-10-01 728
1981-01-01 692
1981-04-01 635
1981-07-01 638
1981-10-01 669
1982-01-01 617
1982-04-01 581
1982-07-01 562
1982-10-01 613
1983-01-01 600
1983-04-01 588
1983-07-01 584
1983-10-01 578
1984-01-01 598
1984-04-01 499
1984-07-01 437
1984-10-01 424
1985-01-01 378
1985-04-01 381
1985-07-01 439
1985-10-01 409
1986-01-01 448
1986-04-01 422
1986-07-01 452
1986-10-01 392
1987-01-01 426
1987-04-01 389
1987-07-01 373
1987-10-01 447
1988-01-01 413
1988-04-01 381
1988-07-01 373
1988-10-01 380
1989-01-01 355
1989-04-01 310
1989-07-01 281
1989-10-01 164
1990-01-01 154
1990-04-01 160
1991-10-01 500
1992-01-01 500
1992-04-01 500
1992-07-01 500
1992-10-01 750
1993-01-01 750
1993-04-01 17966
1993-07-01 18195
1993-10-01 27965
1994-01-01 28349
1994-04-01 28264
1994-07-01 28996
1994-10-01 30358
1995-01-01 30474
1995-04-01 32416
1995-07-01 34011
1995-10-01 35885
1996-01-01 38096
1996-04-01 40881
1996-07-01 41931
1996-10-01 44847
1997-01-01 48248
1997-04-01 49155
1997-07-01 52746
1997-10-01 53151
1998-01-01 55256
1998-04-01 59171
1998-07-01 62974
1998-10-01 57602
1999-01-01 57858
1999-04-01 60733
1999-07-01 63322
1999-10-01 65450
2000-01-01 69114
2000-04-01 72562
2000-07-01 72765
2000-10-01 73661
2001-01-01 73577
2001-04-01 78155
2001-07-01 79480
2001-10-01 78520
2002-01-01 76986
2002-04-01 80327
2002-07-01 79986
2002-10-01 81703
2003-01-01 82381
2003-04-01 83720
2003-07-01 84398
2003-10-01 86970
2004-01-01 86069
2004-04-01 83534
2004-07-01 83410
2004-10-01 86728
2005-01-01 84944
2005-04-01 52935
2005-07-01 52753
2005-10-01 51907
2006-01-01 52495
2006-04-01 53221
2006-07-01 52921
2006-10-01 53989
2007-01-01 53811
2007-04-01 54107
2007-07-01 54874
2007-10-01 55577
2008-01-01 56139
2008-04-01 55447
2008-07-01 52740
2008-10-01 45713
2009-01-01 44286
2009-04-01 44909
2009-07-01 45772
2009-10-01 45118
2010-01-01 43290
2010-04-01 42547
2010-07-01 45015
2010-10-01 45093
2011-01-01 47197
2011-04-01 47269
2011-07-01 45106
2011-10-01 44282
2012-01-01 44818
2012-04-01 43597
2012-07-01 44245
2012-10-01 44553
2013-01-01 43900
2013-04-01 44320
2013-07-01 44998
2013-10-01 45428
2014-01-01 45408
2014-04-01 45163
2014-07-01 43357
2014-10-01 42088
2015-01-01 40958
2015-04-01 40912
2015-07-01 40919
2015-10-01 39293
2016-01-01 41332
2016-04-01 60476
2016-07-01 64493
2016-10-01 67275
2017-01-01 78068
2017-04-01 91996
2017-07-01 93360
2017-10-01 97550
2018-01-01 107279
2018-04-01 103206