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 64
1987-04-01 414
1987-07-01 425
1987-10-01 458
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
1995-01-01 517
1995-04-01 28
1995-07-01 28
1995-10-01 228
1996-01-01 230
1996-04-01 330
1996-07-01 425
1996-10-01 212
1997-01-01 654
1997-04-01 668
1997-07-01 723
1997-10-01 680
1998-01-01 226
1998-04-01 361
1998-07-01 310
1998-10-01 415
1999-01-01 505
1999-04-01 457
1999-07-01 636
1999-10-01 502
2000-01-01 358
2000-04-01 606
2000-07-01 424
2000-10-01 1145
2001-01-01 1144
2001-04-01 1482
2001-07-01 1962
2001-10-01 1515
2002-01-01 1587
2002-04-01 1188
2002-07-01 1447
2002-10-01 3211
2003-01-01 2610
2003-04-01 3155
2003-07-01 3227
2003-10-01 2564
2004-01-01 2624
2004-04-01 1924
2004-07-01 1610
2004-10-01 2065
2005-01-01 1572
2005-04-01 1747
2005-07-01 1167
2005-10-01 1592
2006-01-01 1725
2006-04-01 3615
2006-07-01 4588
2006-10-01 3398
2007-01-01 3661
2007-04-01 2004
2007-07-01 1091
2007-10-01 1832
2008-01-01 2586
2008-04-01 5588
2008-07-01 6701
2008-10-01 7779
2009-01-01 6617
2009-04-01 4232
2009-07-01 3338
2009-10-01 2196
2010-01-01 1894
2010-04-01 3529
2010-07-01 5222
2010-10-01 6005
2011-01-01 5950
2011-04-01 8015
2011-07-01 6899
2011-10-01 6430
2012-01-01 7802
2012-04-01 5735
2012-07-01 5136
2012-10-01 4280
2013-01-01 2929
2013-04-01 2514
2013-07-01 5691
2013-10-01 5795
2014-01-01 6233
2014-04-01 7098
2014-07-01 5750
2014-10-01 6282
2015-01-01 6666
2015-04-01 5236
2015-07-01 5772
2015-10-01 5687
2016-01-01 6472
2016-04-01 8319
2016-07-01 7557
2016-10-01 6873
2017-01-01 5966
2017-04-01 5221
2017-07-01 3984
2017-10-01 4625
2018-01-01 4687
2018-04-01 3616