Quarterly Millions of US Dollars
1960-01-01 -49
1960-04-01 24
1960-07-01 29
1960-10-01 15
1961-01-01 -46
1961-04-01 -35
1961-07-01 134
1961-10-01 40
1962-01-01 10
1962-04-01 138
1962-07-01 136
1962-10-01 47
1963-01-01 35
1963-04-01 84
1963-07-01 61
1963-10-01 50
1964-01-01 46
1964-04-01 112
1964-07-01 46
1964-10-01 21
1965-01-01 193
1965-04-01 -3
1965-07-01 -16
1965-10-01 208
1966-01-01 97
1966-04-01 299
1966-07-01 241
1966-10-01 56
1967-01-01 -33
1967-04-01 145
1967-07-01 192
1967-10-01 43
1968-01-01 142
1968-04-01 311
1968-07-01 225
1968-10-01 23
1969-01-01 154
1969-04-01 263
1969-07-01 13
1969-10-01 -24
1970-01-01 7
1970-04-01 82
1970-07-01 152
1970-10-01 -49
1971-01-01 -155
1971-04-01 368
1971-07-01 142
1971-10-01 92
1972-01-01 85
1972-04-01 733
1972-07-01 189
1972-10-01 29
1973-01-01 218
1973-04-01 750
1973-07-01 94
1973-10-01 -139
1974-01-01 148
1974-04-01 -53
1974-07-01 88
1974-10-01 304
1975-01-01 453
1975-04-01 559
1975-07-01 240
1975-10-01 622
1976-01-01 356
1976-04-01 304
1976-07-01 78
1976-10-01 531
1977-01-01 65
1977-04-01 566
1977-07-01 835
1977-10-01 447
1978-01-01 343
1978-04-01 1234
1978-07-01 276
1978-10-01 279
1979-01-01 -74
1979-04-01 503
1979-07-01 102
1979-10-01 903
1980-01-01 -473
1980-04-01 1108
1980-07-01 663
1980-10-01 925
1981-01-01 -713
1981-04-01 1465
1981-07-01 444
1981-10-01 423
1982-01-01 363
1982-04-01 1515
1982-07-01 685
1982-10-01 969
1983-01-01 12
1983-04-01 1619
1983-07-01 579
1983-10-01 63
1984-01-01 345
1984-04-01 1983
1984-07-01 -112
1984-10-01 799
1985-01-01 349
1985-04-01 1704
1985-07-01 -135
1985-10-01 444
1986-01-01 352
1986-04-01 1216
1986-07-01 804
1986-10-01 374
1987-01-01 391
1987-04-01 1450
1987-07-01 736
1987-10-01 1085
1988-01-01 393
1988-04-01 2122
1988-07-01 1584
1988-10-01 982
1989-01-01 983
1989-04-01 2346
1989-07-01 1504
1989-10-01 1050
1990-01-01 -541
1990-04-01 1412
1990-07-01 1468
1990-10-01 1099
1991-01-01 853
1991-04-01 3261
1991-07-01 895
1991-10-01 2151
1992-01-01 431
1992-04-01 5593
1992-07-01 2991
1992-10-01 738
1993-01-01 2481
1993-04-01 5471
1993-07-01 2940
1993-10-01 296
1994-01-01 3991
1994-04-01 3883
1994-07-01 2047
1994-10-01 2698
1995-01-01 975
1995-04-01 3641
1995-07-01 4267
1995-10-01 800
1996-01-01 2683
1996-04-01 1884
1996-07-01 2595
1996-10-01 650
1997-01-01 1813
1997-04-01 2684
1997-07-01 924
1997-10-01 1418
1998-01-01 1039
1998-04-01 1479
1998-07-01 1596
1998-10-01 258
1999-01-01 1085
1999-04-01 1221
1999-07-01 703
1999-10-01 -763
2000-01-01 466
2000-04-01 1149
2000-07-01 693
2000-10-01 -387
2001-01-01 174
2001-04-01 822
2001-07-01 468
2001-10-01 -66
2002-01-01 -2356
2002-04-01 801
2002-07-01 475
2002-10-01 -1363
2003-01-01 -92
2003-04-01 1303
2003-07-01 2892
2003-10-01 2343
2004-01-01 -1075
2004-04-01 3216
2004-07-01 2668
2004-10-01 3047
2005-01-01 -1949
2005-04-01 3331
2005-07-01 1959
2005-10-01 1470
2006-01-01 -2274
2006-04-01 1919
2006-07-01 1684
2006-10-01 768
2007-01-01 -3141
2007-04-01 1434
2007-07-01 1210
2007-10-01 855
2008-01-01 -2154
2008-04-01 3414
2008-07-01 1769
2008-10-01 1727
2009-01-01 126
2009-04-01 7052
2009-07-01 3717
2009-10-01 6595
2010-01-01 6308
2010-04-01 6850
2010-07-01 5933
2010-10-01 6603
2011-01-01 5902
2011-04-01 6914
2011-07-01 5023
2011-10-01 5705
2012-01-01 4538
2012-04-01 6484
2012-07-01 5212
2012-10-01 5035
2013-01-01 2848
2013-04-01 6202
2013-07-01 5884
2013-10-01 4640
2014-01-01 2904
2014-04-01 6794
2014-07-01 3735
2014-10-01 4899
2015-01-01 1872
2015-04-01 3964
2015-07-01 2480
2015-10-01 3123
2016-01-01 3303
2016-04-01 4789
2016-07-01 3033
2016-10-01 4611
2017-01-01 1812
2017-04-01 5288
2017-07-01 4716
2017-10-01 6365
2018-01-01 4379