Quarterly Millions of US Dollars
1967-04-01 0
1967-07-01 0
1967-10-01 0
1968-01-01 0
1968-04-01 0
1968-07-01 0
1968-10-01 0
1969-01-01 0
1969-04-01 0
1969-07-01 0
1969-10-01 0
1970-01-01 0
1970-04-01 0
1970-07-01 0
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 0
1976-07-01 0
1976-10-01 20
1977-01-01 20
1977-04-01 20
1977-07-01 20
1977-10-01 0
1978-01-01 0
1978-04-01 0
1978-07-01 0
1978-10-01 0
1979-01-01 0
1979-04-01 0
1979-07-01 0
1979-10-01 0
1980-01-01 14
1980-04-01 59
1980-07-01 58
1980-10-01 124
1981-01-01 122
1981-04-01 199
1981-07-01 203
1981-10-01 185
1982-01-01 265
1982-04-01 142
1982-07-01 141
1982-10-01 182
1983-01-01 113
1983-04-01 244
1983-07-01 289
1983-10-01 338
1984-01-01 352
1984-04-01 179
1984-07-01 146
1984-10-01 351
1985-01-01 637
1985-04-01 636
1985-07-01 1093
1985-10-01 1968
1986-01-01 1999
1986-04-01 2484
1986-07-01 2145
1986-10-01 1114
1987-01-01 1038
1987-04-01 778
1987-07-01 891
1987-10-01 1017
1988-01-01 809
1988-04-01 454
1988-07-01 543
1988-10-01 622
1989-01-01 644
1989-04-01 610
1989-07-01 619
1989-10-01 595
1990-01-01 557
1990-04-01 584
1990-07-01 358
1990-10-01 390
1991-01-01 227
1991-04-01 567
1991-07-01 725
1991-10-01 756
1992-01-01 981
1992-04-01 976
1992-07-01 1140
1992-10-01 1175
1993-01-01 1171
1993-04-01 1431
1993-07-01 3492
1993-10-01 3267
1994-01-01 2683
1994-04-01 2045
1994-07-01 2559
1994-10-01 2247
1995-01-01 3333
1995-04-01 3087
1995-07-01 2751
1995-10-01 2566
1996-01-01 1578
1996-04-01 1691
1996-07-01 522
1996-10-01 1126
1997-01-01 1564
1997-04-01 1605
1997-07-01 1723
1997-10-01 2165
1998-01-01 3450
1998-04-01 3474
1998-07-01 5292
1998-10-01 4404
1999-01-01 3909
1999-04-01 4090
1999-07-01 3928
1999-10-01 5056
2000-01-01 2545
2000-04-01 3462
2000-07-01 2922
2000-10-01 3511
2001-01-01 4991
2001-04-01 5901
2001-07-01 6647
2001-10-01 6854
2002-01-01 7851
2002-04-01 7029
2002-07-01 6316
2002-10-01 5857
2003-01-01 3611
2003-04-01 5782
2003-07-01 10272
2003-10-01 12559
2004-01-01 14895
2004-04-01 13121
2004-07-01 12717
2004-10-01 16731
2005-01-01 15093
2005-04-01 20678
2005-07-01 20714
2005-10-01 27726
2006-01-01 28897
2006-04-01 24288
2006-07-01 32667
2006-10-01 33791
2007-01-01 41604
2007-04-01 55190
2007-07-01 61758
2007-10-01 68891
2008-01-01 84505
2008-04-01 100541
2008-07-01 106433
2008-10-01 98315
2009-01-01 117648
2009-04-01 142679
2009-07-01 143368
2009-10-01 133366
2010-01-01 122872
2010-04-01 101378
2010-07-01 108248
2010-10-01 104112
2011-01-01 104501
2011-04-01 104697
2011-07-01 116542
2011-10-01 111153
2012-01-01 124699
2012-04-01 116870
2012-07-01 118636
2012-10-01 116508
2013-01-01 127572
2013-04-01 112041
2013-07-01 106315
2013-10-01 122111
2014-01-01 113411
2014-04-01 116574
2014-07-01 107262
2014-10-01 99017
2015-01-01 104943
2015-04-01 109582
2015-07-01 103612
2015-10-01 105246
2016-01-01 108879
2016-04-01 102124
2016-07-01 119659
2016-10-01 97272
2017-01-01 82968
2017-04-01 87509
2017-07-01 76525
2017-10-01 73026
2018-01-01 63465
2018-04-01 52428