Quarterly Millions of US Dollars
1970-10-01 0
1971-01-01 0
1971-04-01 0
1971-07-01 0
1971-10-01 0
1972-01-01 0
1972-04-01 0
1972-07-01 0
1972-10-01 0
1973-01-01 0
1973-04-01 0
1973-07-01 0
1973-10-01 0
1974-01-01 0
1974-04-01 0
1974-07-01 0
1974-10-01 0
1975-01-01 0
1975-04-01 0
1975-07-01 0
1975-10-01 0
1976-01-01 0
1976-04-01 4
1976-07-01 4
1976-10-01 4
1977-01-01 82
1977-04-01 81
1977-07-01 96
1977-10-01 137
1978-01-01 112
1978-04-01 178
1978-07-01 246
1978-10-01 216
1979-01-01 174
1979-04-01 204
1979-07-01 184
1979-10-01 369
1980-01-01 389
1980-04-01 433
1980-07-01 472
1980-10-01 447
1981-01-01 385
1981-04-01 420
1981-07-01 392
1981-10-01 235
1982-01-01 289
1982-04-01 249
1982-07-01 246
1982-10-01 297
1983-01-01 502
1983-04-01 472
1983-07-01 418
1983-10-01 552
1984-01-01 611
1984-04-01 664
1984-07-01 856
1984-10-01 1400
1985-01-01 1239
1985-04-01 1315
1985-07-01 1165
1985-10-01 643
1986-01-01 740
1986-04-01 679
1986-07-01 675
1986-10-01 1163
1987-01-01 1284
1987-04-01 1573
1987-07-01 1757
1987-10-01 4026
1988-01-01 3877
1988-04-01 4784
1988-07-01 4672
1988-10-01 2674
1989-01-01 3038
1989-04-01 2587
1989-07-01 3003
1989-10-01 3687
1990-01-01 3606
1990-04-01 3388
1990-07-01 3301
1990-10-01 3279
1991-01-01 3186
1991-04-01 3449
1991-07-01 4241
1991-10-01 4608
1992-01-01 7140
1992-04-01 8761
1992-07-01 10406
1992-10-01 10186
1993-01-01 11450
1993-04-01 11926
1993-07-01 26895
1993-10-01 32098
1994-01-01 32985
1994-04-01 37138
1994-07-01 44665
1994-10-01 44686
1995-01-01 53419
1995-04-01 58796
1995-07-01 63711
1995-10-01 67425
1996-01-01 66227
1996-04-01 72020
1996-07-01 49115
1996-10-01 88453
1997-01-01 84498
1997-04-01 86233
1997-07-01 90908
1997-10-01 89387
1998-01-01 94658
1998-04-01 95203
1998-07-01 101278
1998-10-01 98692
1999-01-01 105331
1999-04-01 108845
1999-07-01 132962
1999-10-01 137432
2000-01-01 153410
2000-04-01 174663
2000-07-01 171676
2000-10-01 188619
2001-01-01 186447
2001-04-01 172670
2001-07-01 167583
2001-10-01 168971
2002-01-01 168269
2002-04-01 182544
2002-07-01 203822
2002-10-01 200986
2003-01-01 234157
2003-04-01 253536
2003-07-01 263619
2003-10-01 299778
2004-01-01 294347
2004-04-01 320985
2004-07-01 335852
2004-10-01 362445
2005-01-01 359862
2005-04-01 367967
2005-07-01 404698
2005-10-01 430701
2006-01-01 458291
2006-04-01 487467
2006-07-01 511973
2006-10-01 540027
2007-01-01 576304
2007-04-01 564386
2007-07-01 626340
2007-10-01 618821
2008-01-01 732947
2008-04-01 770985
2008-07-01 684129
2008-10-01 661799
2009-01-01 603112
2009-04-01 598809
2009-07-01 610273
2009-10-01 562571
2010-01-01 575009
2010-04-01 532844
2010-07-01 593408
2010-10-01 569273
2011-01-01 651729
2011-04-01 702602
2011-07-01 674700
2011-10-01 588902
2012-01-01 576322
2012-04-01 505640
2012-07-01 507093
2012-10-01 500852
2013-01-01 487431
2013-04-01 476823
2013-07-01 490174
2013-10-01 498197
2014-01-01 509120
2014-04-01 515658
2014-07-01 510907
2014-10-01 513884
2015-01-01 469883
2015-04-01 467251
2015-07-01 453303
2015-10-01 413886
2016-01-01 444830
2016-04-01 444322
2016-07-01 432484
2016-10-01 435968
2017-01-01 434434
2017-04-01 428816
2017-07-01 420428
2017-10-01 449697
2018-01-01 451917
2018-04-01 452948