Quarterly Millions of US Dollars
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 0
1977-01-01 0
1977-04-01 0
1977-07-01 0
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 25
1979-07-01 26
1979-10-01 26
1980-01-01 24
1980-04-01 4
1980-07-01 4
1980-10-01 4
1981-01-01 4
1981-04-01 0
1981-07-01 0
1981-10-01 0
1982-01-01 0
1982-04-01 0
1982-07-01 0
1982-10-01 0
1983-01-01 30
1983-04-01 61
1983-07-01 60
1983-10-01 59
1984-01-01 31
1984-04-01 0
1984-07-01 33
1984-10-01 87
1985-01-01 88
1985-04-01 89
1985-07-01 60
1985-10-01 0
1986-01-01 0
1986-04-01 0
1986-07-01 0
1986-10-01 32
1987-01-01 34
1987-04-01 384
1987-07-01 395
1987-10-01 428
1988-01-01 522
1988-04-01 374
1988-07-01 473
1988-10-01 538
1989-01-01 418
1989-04-01 152
1989-07-01 49
1989-10-01 138
1990-01-01 130
1990-04-01 132
1990-07-01 145
1990-10-01 0
1991-01-01 107
1991-04-01 156
1991-07-01 164
1991-10-01 1265
1992-01-01 1080
1992-04-01 1086
1992-07-01 2351
1992-10-01 1498
1993-01-01 1505
1993-04-01 2154
1993-07-01 1345
1993-10-01 1606
1994-01-01 1635
1994-04-01 1437
1994-07-01 1034
1994-10-01 430
1995-01-01 489
1995-04-01 0
1995-07-01 0
1995-10-01 200
1996-01-01 430
1996-04-01 530
1996-07-01 625
1996-10-01 412
1997-01-01 654
1997-04-01 668
1997-07-01 723
1997-10-01 680
1998-01-01 226
1998-04-01 361
1998-07-01 340
1998-10-01 445
1999-01-01 385
1999-04-01 287
1999-07-01 356
1999-10-01 222
2000-01-01 228
2000-04-01 426
2000-07-01 324
2000-10-01 1000
2001-01-01 999
2001-04-01 1192
2001-07-01 1672
2001-10-01 1270
2002-01-01 1342
2002-04-01 1093
2002-07-01 1323
2002-10-01 3086
2003-01-01 2328
2003-04-01 2961
2003-07-01 3022
2003-10-01 2277
2004-01-01 2437
2004-04-01 1737
2004-07-01 1460
2004-10-01 1985
2005-01-01 1572
2005-04-01 1702
2005-07-01 1121
2005-10-01 1657
2006-01-01 1736
2006-04-01 3135
2006-07-01 4127
2006-10-01 2901
2007-01-01 2875
2007-04-01 1211
2007-07-01 237
2007-10-01 750
2008-01-01 1166
2008-04-01 4138
2008-07-01 5346
2008-10-01 5553
2009-01-01 4922
2009-04-01 2250
2009-07-01 944
2009-10-01 370
2010-01-01 470
2010-04-01 1830
2010-07-01 3580
2010-10-01 3690
2011-01-01 3590
2011-04-01 5120
2011-07-01 4320
2011-10-01 4210
2012-01-01 5559
2012-04-01 2561
2012-07-01 1620
2012-10-01 1336
2013-01-01 146
2013-04-01 646
2013-07-01 3915
2013-10-01 3999
2014-01-01 4741
2014-04-01 5842
2014-07-01 4720
2014-10-01 4820
2015-01-01 5308
2015-04-01 3927
2015-07-01 4128
2015-10-01 4289
2016-01-01 3797
2016-04-01 5453
2016-07-01 3952
2016-10-01 4173
2017-01-01 4110
2017-04-01 3218
2017-07-01 2703
2017-10-01 2976
2018-01-01 3311
2018-04-01 2986