Quarterly Millions of US Dollars
1979-07-01 273
1979-10-01 141
1981-07-01 47
1981-10-01 47
1982-01-01 53
1982-04-01 50
1983-01-01 191
1983-04-01 50
1983-07-01 42
1983-10-01 450
1984-01-01 144
1984-04-01 188
1984-07-01 577
1984-10-01 400
1985-01-01 435
1985-04-01 333
1985-07-01 600
1985-10-01 173
1986-01-01 1050
1986-04-01 753
1986-07-01 462
1986-10-01 426
1987-01-01 63
1987-04-01 83
1987-07-01 346
1987-10-01 -287
1988-01-01 -21
1988-04-01 146
1988-07-01 67
1988-10-01 500
1989-01-01 -168
1989-04-01 2
1989-07-01 320
1989-10-01 401
1990-01-01 296
1990-04-01 1108
1990-07-01 -140
1990-10-01 193
1991-01-01 1121
1991-04-01 101
1991-07-01 -41
1991-10-01 484
1992-01-01 174
1992-04-01 -62
1992-07-01 -339
1992-10-01 129
1993-01-01 143
1993-04-01 266
1993-07-01 301
1993-10-01 597
1994-01-01 268
1994-04-01 -57
1994-07-01 704
1994-10-01 1289
1995-01-01 419
1995-04-01 943
1995-07-01 147
1995-10-01 -422
1996-01-01 -1311
1996-04-01 -765
1996-07-01 -1446
1996-10-01 -584
1997-01-01 -140
1997-04-01 -345
1997-07-01 17
1997-10-01 464
1998-01-01 -550
1998-04-01 -1101
1998-07-01 -704
1998-10-01 -592
1999-01-01 -125
1999-04-01 -466
1999-07-01 -500
1999-10-01 -1649
2000-01-01 -500
2000-04-01 -280
2000-07-01 -197
2001-01-01 4106
2001-04-01 4298
2001-07-01 -411
2001-10-01 -600
2002-01-01 3691
2002-04-01 -1357
2003-10-01 -1608
2004-01-01 375
2004-04-01 196
2004-10-01 -709
2005-04-01 94
2005-07-01 -500
2006-07-01 -6371
2007-01-01 35
2007-04-01 6863
2008-01-01 -913
2008-04-01 7952
2008-07-01 2000
2008-10-01 1
2009-01-01 298
2009-04-01 6920
2009-07-01 3393
2010-01-01 8036
2010-04-01 109
2010-07-01 284
2010-10-01 299
2011-01-01 21
2011-04-01 1036
2011-07-01 -6919
2011-10-01 717
2012-01-01 -4961
2012-04-01 656
2012-07-01 -7864
2013-01-01 -6019
2013-04-01 1452
2013-07-01 3828
2013-10-01 0
2014-01-01 -7133
2014-04-01 57
2014-07-01 -262
2014-10-01 367
2015-01-01 -4
2015-04-01 131
2015-07-01 179
2015-10-01 118
2016-01-01 -4271
2016-04-01 842
2016-07-01 3046
2016-10-01 388
2017-01-01 194
2017-04-01 -524
2017-07-01 -510
2017-10-01 1745
2018-01-01 -1439
2018-04-01 -308