Quarterly Millions of US Dollars
1972-04-01 32
1972-10-01 20
1973-10-01 30
1975-04-01 12
1975-10-01 19
1976-04-01 25
1976-07-01 60
1976-10-01 71
1977-01-01 62
1977-07-01 30
1977-10-01 62
1978-01-01 25
1979-01-01 25
1981-01-01 75
1981-07-01 -30
1981-10-01 -25
1982-04-01 -4
1982-07-01 58
1982-10-01 -20
1983-01-01 -67
1983-04-01 -25
1983-10-01 58
1984-07-01 -15
1985-01-01 4
1985-04-01 -25
1985-10-01 42
1986-01-01 -86
1986-10-01 155
1987-01-01 50
1987-04-01 75
1987-10-01 73
1988-10-01 -80
1989-01-01 -25
1989-07-01 -68
1989-10-01 -200
1990-01-01 68
1991-01-01 35
1991-04-01 20
1991-07-01 50
1992-01-01 39
1992-04-01 -50
1992-10-01 -75
1993-07-01 216
1993-10-01 173
1994-01-01 246
1994-04-01 66
1994-07-01 49
1994-10-01 50
1995-01-01 -79
1995-04-01 30
1995-07-01 10
1995-10-01 -120
1996-01-01 -22
1996-04-01 609
1996-07-01 141
1996-10-01 1306
1997-01-01 550
1997-04-01 667
1997-07-01 775
1997-10-01 -81
1998-01-01 -97
1998-04-01 2491
1998-07-01 113
1998-10-01 24
1999-01-01 861
1999-04-01 -225
1999-07-01 1201
1999-10-01 928
2000-01-01 285
2000-04-01 3086
2000-07-01 464
2000-10-01 487
2001-01-01 1491
2001-04-01 113
2001-07-01 2004
2001-10-01 2794
2002-01-01 248
2002-04-01 -1421
2002-07-01 -195
2002-10-01 185
2003-01-01 285
2003-04-01 1262
2003-07-01 1391
2003-10-01 3483
2004-01-01 1256
2004-04-01 1949
2004-07-01 972
2004-10-01 3356
2005-01-01 592
2005-04-01 34
2005-07-01 2518
2005-10-01 647
2006-01-01 -879
2006-04-01 3458
2006-07-01 1278
2006-10-01 174
2007-01-01 -480
2007-04-01 3395
2007-07-01 791
2007-10-01 427
2008-01-01 832
2008-04-01 1425
2008-07-01 1603
2008-10-01 -1474
2009-01-01 -1819
2009-04-01 -2667
2009-07-01 1781
2009-10-01 2321
2010-01-01 1533
2010-04-01 -1352
2010-07-01 3690
2010-10-01 409
2011-01-01 2897
2011-04-01 3438
2011-07-01 1481
2011-10-01 1686
2012-01-01 6322
2012-04-01 -2211
2012-07-01 5912
2012-10-01 4059
2013-01-01 4742
2013-04-01 4022
2013-07-01 5770
2013-10-01 1973
2014-01-01 380
2014-04-01 3436
2014-07-01 5073
2014-10-01 -5849
2015-01-01 -2706
2015-04-01 2615
2015-07-01 -4752
2015-10-01 -1164
2016-01-01 2181
2016-04-01 -3199
2016-07-01 2426
2016-10-01 -2925
2017-01-01 3529
2017-04-01 1864
2017-07-01 8952
2017-10-01 705
2018-01-01 12035
2018-04-01 11114