Quarterly Millions of US Dollars
1975-04-01 43
1976-10-01 50
1978-01-01 25
1978-04-01 100
1978-10-01 36
1980-10-01 25
1981-10-01 150
1982-01-01 39
1982-04-01 -42
1982-10-01 248
1983-01-01 8
1984-04-01 11
1984-10-01 102
1985-01-01 34
1985-04-01 100
1985-10-01 -110
1986-01-01 155
1986-04-01 20
1986-07-01 -74
1986-10-01 -374
1987-01-01 1
1987-04-01 1
1987-07-01 1
1987-10-01 79
1988-01-01 -61
1988-04-01 1
1988-07-01 1
1988-10-01 64
1989-01-01 1
1989-04-01 1
1989-07-01 201
1989-10-01 1
1990-01-01 1
1990-04-01 1
1990-07-01 2
1990-10-01 2
1991-01-01 2
1991-04-01 2
1991-07-01 2
1991-10-01 -35
1992-01-01 14
1992-04-01 -166
1992-07-01 2
1992-10-01 -73
1993-01-01 -98
1993-04-01 -52
1993-07-01 43
1993-10-01 -62
1994-01-01 17
1994-04-01 -42
1994-07-01 202
1994-10-01 -56
1995-01-01 -54
1995-04-01 475
1995-07-01 -7
1995-10-01 122
1996-01-01 177
1996-04-01 -13
1996-07-01 -238
1996-10-01 -134
1997-01-01 501
1997-04-01 55
1997-07-01 46
1997-10-01 -143
1998-01-01 298
1998-04-01 -75
1999-01-01 145
1999-04-01 -35
1999-07-01 -30
1999-10-01 -19
2000-01-01 -10
2000-04-01 -17
2000-07-01 489
2000-10-01 -270
2001-01-01 -289
2001-04-01 388
2001-07-01 -41
2001-10-01 -99
2002-01-01 146
2002-04-01 326
2002-07-01 0
2002-10-01 -187
2003-01-01 -102
2003-04-01 -41
2003-10-01 76
2004-01-01 20
2004-04-01 -40
2004-07-01 -60
2004-10-01 220
2005-01-01 -97
2005-04-01 -27
2005-07-01 109
2005-10-01 -51
2006-01-01 -325
2006-04-01 508
2006-07-01 8
2006-10-01 66
2007-01-01 76
2007-04-01 -380
2007-07-01 -351
2007-10-01 1362
2008-01-01 -75
2008-04-01 -358
2008-07-01 -635
2008-10-01 131
2009-01-01 -142
2009-04-01 1
2009-07-01 -59
2009-10-01 150
2010-01-01 0
2010-04-01 618
2010-07-01 232
2010-10-01 3395
2011-01-01 2331
2011-04-01 -262
2011-07-01 2696
2011-10-01 1098
2012-01-01 1425
2012-04-01 126
2012-07-01 1630
2012-10-01 145
2013-01-01 -34
2013-04-01 112
2013-07-01 212
2013-10-01 -166
2014-01-01 -3936
2014-04-01 298
2014-07-01 351
2014-10-01 176
2015-01-01 78
2015-04-01 55
2015-07-01 330
2015-10-01 -16
2016-01-01 -76
2016-04-01 3140
2016-07-01 -2209
2016-10-01 -2833
2017-01-01 -1225
2017-10-01 616
2018-01-01 195