Quarterly Millions of US Dollars
1971-01-01 15
1971-10-01 48
1972-01-01 79
1972-04-01 32
1972-07-01 120
1972-10-01 66
1973-01-01 63
1973-04-01 13
1973-07-01 69
1974-01-01 31
1974-04-01 2
1974-10-01 60
1975-01-01 146
1975-04-01 28
1975-07-01 155
1975-10-01 87
1976-01-01 67
1976-04-01 35
1976-07-01 65
1976-10-01 181
1977-01-01 58
1977-04-01 80
1977-07-01 73
1977-10-01 186
1978-01-01 326
1978-04-01 296
1978-07-01 153
1978-10-01 242
1979-01-01 301
1979-04-01 138
1979-07-01 29
1979-10-01 164
1980-01-01 -6
1980-04-01 70
1980-07-01 -24
1980-10-01 -8
1981-01-01 14
1981-04-01 259
1981-07-01 25
1981-10-01 205
1982-01-01 95
1982-04-01 150
1982-07-01 184
1982-10-01 146
1983-01-01 124
1983-04-01 215
1983-07-01 118
1983-10-01 -26
1984-01-01 197
1984-04-01 268
1984-07-01 190
1984-10-01 130
1985-01-01 279
1985-04-01 131
1985-07-01 31
1985-10-01 -145
1986-01-01 377
1986-04-01 453
1986-07-01 422
1986-10-01 161
1987-01-01 660
1987-04-01 278
1987-07-01 -122
1987-10-01 659
1988-01-01 587
1988-04-01 1185
1988-07-01 101
1988-10-01 564
1989-01-01 882
1989-04-01 593
1989-07-01 351
1989-10-01 332
1990-01-01 689
1990-04-01 1005
1990-07-01 1243
1990-10-01 1906
1991-01-01 1116
1991-04-01 720
1991-07-01 1157
1991-10-01 1569
1992-01-01 1541
1992-04-01 3874
1992-07-01 2258
1992-10-01 3250
1993-01-01 2870
1993-04-01 1048
1993-07-01 900
1993-10-01 -1072
1994-01-01 1417
1994-04-01 1870
1994-07-01 3781
1994-10-01 -7
1995-01-01 494
1995-04-01 -747
1995-07-01 -392
1995-10-01 -1353
1996-01-01 2227
1996-04-01 -590
1996-07-01 -990
1996-10-01 950
1997-01-01 1601
1997-04-01 -439
1997-07-01 -1503
1997-10-01 -1411
1998-01-01 -2560
1998-04-01 204
1998-07-01 -31
1998-10-01 -2004
1999-01-01 -1190
1999-04-01 83
1999-07-01 1276
1999-10-01 60
2000-01-01 -1921
2000-04-01 713
2000-07-01 -347
2000-10-01 -1128
2001-01-01 -546
2001-04-01 5258
2001-07-01 -1327
2001-10-01 -53
2002-01-01 1628
2002-04-01 -1247
2002-07-01 -1146
2002-10-01 775
2003-01-01 7131
2003-04-01 4151
2003-07-01 2341
2003-10-01 -2159
2004-01-01 3659
2004-04-01 1509
2004-07-01 -1935
2004-10-01 1301
2005-01-01 1968
2005-04-01 82
2005-07-01 222
2005-10-01 1029
2006-01-01 4192
2006-04-01 2480
2006-07-01 -7942
2006-10-01 467
2007-01-01 -1868
2007-04-01 1223
2007-07-01 -6417
2007-10-01 -2557
2008-01-01 -2308
2008-04-01 1044
2008-07-01 -4710
2008-10-01 2620
2009-01-01 6237
2009-04-01 3292
2009-07-01 2175
2009-10-01 2535
2010-01-01 3365
2010-04-01 573
2010-07-01 1859
2010-10-01 4271
2011-01-01 14413
2011-04-01 -616
2011-07-01 -1033
2011-10-01 215
2012-01-01 7930
2012-04-01 6456
2012-07-01 -779
2012-10-01 3968
2013-01-01 5152
2013-04-01 3925
2013-07-01 4695
2013-10-01 3993
2014-01-01 3606
2014-04-01 7923
2014-07-01 3090
2014-10-01 1102
2015-01-01 2042
2015-04-01 6018
2015-07-01 5548
2015-10-01 -1304
2016-01-01 -2270
2016-04-01 5015
2016-07-01 2597
2016-10-01 4245
2017-01-01 3270
2017-04-01 748
2017-07-01 5833
2017-10-01 4351
2018-01-01 5398
2018-04-01 -2111