Quarterly Millions of US Dollars
1972-04-01 25
1973-04-01 17
1976-04-01 3
1976-07-01 7
1977-07-01 43
1978-04-01 68
1978-10-01 52
1979-01-01 103
1979-07-01 50
1980-04-01 -25
1981-04-01 -4
1982-01-01 314
1982-04-01 40
1982-10-01 300
1983-01-01 62
1983-04-01 212
1983-07-01 850
1983-10-01 107
1984-01-01 320
1984-04-01 6
1984-07-01 153
1984-10-01 600
1985-04-01 846
1985-07-01 12
1985-10-01 1060
1986-10-01 44
1987-04-01 82
1987-07-01 84
1987-10-01 -37
1988-01-01 233
1988-04-01 -328
1988-07-01 59
1988-10-01 -2
1989-01-01 124
1989-04-01 -260
1989-07-01 -105
1989-10-01 153
1990-04-01 -3
1990-07-01 200
1990-10-01 -152
1991-04-01 190
1992-01-01 -117
1992-04-01 -50
1992-10-01 -1074
1993-07-01 -700
1993-10-01 154
1994-01-01 200
1994-04-01 92
1994-07-01 -210
1994-10-01 160
1995-04-01 -498
1995-07-01 1550
1995-10-01 350
1996-01-01 354
1996-04-01 204
1996-07-01 145
1996-10-01 1988
1997-01-01 79
1997-04-01 1811
1997-07-01 554
1997-10-01 369
1998-01-01 -511
1998-04-01 7
1998-07-01 -161
1998-10-01 7
1999-01-01 400
1999-04-01 895
1999-07-01 627
1999-10-01 -114
2000-01-01 22
2000-04-01 168
2000-07-01 309
2000-10-01 1060
2001-01-01 9
2001-04-01 644
2001-07-01 918
2001-10-01 -70
2002-01-01 1180
2002-04-01 2725
2002-07-01 405
2002-10-01 1133
2003-01-01 -82
2003-04-01 54
2003-07-01 -842
2003-10-01 -568
2004-01-01 20
2004-04-01 -35
2004-07-01 1497
2004-10-01 442
2005-01-01 198
2005-04-01 819
2005-07-01 438
2005-10-01 -559
2006-01-01 1100
2006-04-01 -209
2006-07-01 215
2006-10-01 177
2007-01-01 -177
2007-04-01 -1060
2007-07-01 -130
2007-10-01 163
2008-01-01 1000
2008-07-01 440
2008-10-01 -600
2009-01-01 -576
2009-04-01 -2822
2009-07-01 3195
2009-10-01 -835
2010-01-01 350
2010-04-01 1440
2010-07-01 1189
2010-10-01 -260
2011-01-01 200
2011-04-01 121
2011-07-01 250
2011-10-01 -89
2012-01-01 1048
2012-04-01 2852
2012-07-01 1066
2012-10-01 535
2013-01-01 -79
2013-04-01 3230
2013-07-01 150
2013-10-01 726
2014-01-01 518
2014-04-01 600
2014-07-01 -893
2014-10-01 2110
2015-01-01 4299
2015-04-01 1025
2015-07-01 -992
2015-10-01 502
2016-01-01 532
2016-04-01 2169
2016-07-01 -1306
2016-10-01 2424
2017-01-01 376
2017-04-01 -510
2017-07-01 18
2017-10-01 1019
2018-01-01 -558
2018-04-01 -919