Quarterly Millions of US Dollars
1971-01-01 10
1972-04-01 26
1974-01-01 5
1975-07-01 19
1977-01-01 20
1977-07-01 24
1978-07-01 17
1979-01-01 29
1979-07-01 466
1979-10-01 225
1980-04-01 9
1980-10-01 9
1981-01-01 52
1981-04-01 4
1981-07-01 -24
1981-10-01 -8
1983-07-01 40
1983-10-01 4
1984-01-01 -20
1984-07-01 -49
1984-10-01 81
1985-01-01 -7
1985-04-01 -43
1985-07-01 27
1985-10-01 -5
1986-01-01 50
1986-04-01 9
1986-07-01 150
1986-10-01 100
1987-01-01 103
1987-04-01 -21
1987-07-01 -71
1987-10-01 91
1988-01-01 25
1988-04-01 17
1988-10-01 -5
1989-07-01 -360
1989-10-01 -220
1990-07-01 -75
1990-10-01 -90
1991-01-01 -50
1991-04-01 -8
1991-10-01 -84
1992-01-01 -226
1992-07-01 -38
1992-10-01 -104
1993-04-01 165
1993-07-01 -95
1994-04-01 40
1994-07-01 69
1994-10-01 9
1995-01-01 721
1995-04-01 -2
1995-07-01 276
1995-10-01 304
1996-01-01 0
1996-04-01 -85
1996-07-01 96
1996-10-01 37
1997-01-01 -26
1997-04-01 139
1997-07-01 292
1997-10-01 -58
1998-01-01 78
1998-04-01 -366
1998-07-01 7
1998-10-01 574
1999-01-01 -310
1999-04-01 -117
1999-10-01 -51
2000-01-01 -54
2000-04-01 108
2000-07-01 -89
2001-01-01 55
2001-04-01 70
2001-07-01 598
2001-10-01 455
2002-01-01 41
2002-04-01 112
2002-07-01 467
2002-10-01 -24
2003-01-01 189
2003-04-01 811
2003-07-01 248
2003-10-01 1897
2004-01-01 943
2004-04-01 1932
2004-07-01 -175
2004-10-01 683
2005-01-01 87
2005-04-01 -507
2005-07-01 -51
2005-10-01 1592
2006-01-01 689
2006-04-01 460
2006-07-01 -1373
2006-10-01 2828
2007-01-01 84
2007-04-01 1735
2007-07-01 -2679
2007-10-01 -1289
2008-01-01 -465
2008-04-01 330
2008-07-01 -150
2008-10-01 -1256
2009-01-01 2976
2009-04-01 3234
2009-07-01 534
2009-10-01 2251
2010-01-01 -415
2010-04-01 1503
2010-10-01 232
2011-01-01 1103
2011-04-01 3146
2011-07-01 260
2011-10-01 -1466
2012-01-01 1084
2012-04-01 1033
2012-07-01 3502
2012-10-01 388
2013-01-01 4756
2013-04-01 713
2013-07-01 3315
2013-10-01 1640
2014-01-01 1276
2014-04-01 443
2014-07-01 69
2014-10-01 -325
2015-01-01 100
2015-04-01 2028
2015-07-01 -412
2015-10-01 2861
2016-01-01 11640
2016-04-01 -972
2016-07-01 -260
2016-10-01 -854
2017-01-01 -1437
2017-04-01 1864
2017-07-01 -191
2017-10-01 -1227
2018-01-01 2312
2018-04-01 -2339