Quarterly Millions of US Dollars
1966-01-01 20
1966-04-01 10
1966-07-01 15
1967-01-01 14
1967-04-01 80
1967-10-01 15
1968-01-01 154
1968-04-01 90
1968-07-01 105
1968-10-01 51
1969-01-01 85
1969-04-01 15
1969-07-01 10
1969-10-01 100
1970-10-01 15
1971-01-01 398
1971-04-01 206
1971-07-01 71
1971-10-01 244
1972-01-01 829
1972-04-01 659
1972-07-01 802
1972-10-01 1168
1973-01-01 932
1973-04-01 547
1973-07-01 552
1973-10-01 804
1974-01-01 542
1974-04-01 699
1974-07-01 677
1974-10-01 1029
1975-01-01 2108
1975-04-01 2025
1975-07-01 1701
1975-10-01 2701
1976-01-01 4428
1976-04-01 2893
1976-07-01 2193
1976-10-01 3514
1977-01-01 2004
1977-04-01 2115
1977-07-01 2476
1977-10-01 2680
1978-01-01 2612
1978-04-01 2551
1978-07-01 1705
1978-10-01 1455
1979-01-01 2998
1979-04-01 2520
1979-07-01 2474
1979-10-01 1144
1980-01-01 894
1980-04-01 2424
1980-07-01 986
1980-10-01 2395
1981-01-01 2183
1981-04-01 2408
1981-07-01 3890
1981-10-01 3732
1982-01-01 3733
1982-04-01 2665
1982-07-01 2907
1982-10-01 3345
1983-01-01 4251
1983-04-01 2555
1983-07-01 1291
1983-10-01 2075
1984-01-01 4590
1984-04-01 2727
1984-07-01 3955
1984-10-01 5306
1985-01-01 8714
1985-04-01 5855
1985-07-01 6565
1985-10-01 3610
1986-01-01 9725
1986-04-01 15830
1986-07-01 9541
1986-10-01 7910
1987-01-01 10063
1987-04-01 12994
1987-07-01 12261
1987-10-01 1027
1988-01-01 4558
1988-04-01 10261
1988-07-01 18076
1988-10-01 7370
1989-01-01 15623
1989-04-01 26771
1989-07-01 13515
1989-10-01 16139
1990-01-01 9614
1990-04-01 785
1990-07-01 9226
1990-10-01 13651
1991-01-01 13020
1991-04-01 18342
1991-07-01 16498
1991-10-01 17185
1992-01-01 7600
1992-04-01 8964
1992-07-01 -6139
1992-10-01 8104
1993-01-01 -8741
1993-04-01 -13795
1993-07-01 10680
1993-10-01 5586
1994-01-01 6938
1994-04-01 -1349
1994-07-01 -1163
1994-10-01 -5018
1995-01-01 -8211
1995-04-01 -666
1995-07-01 -5494
1995-10-01 5709
1996-01-01 4512
1996-04-01 6601
1996-07-01 659
1996-10-01 11042
1997-01-01 5990
1997-04-01 12697
1997-07-01 14381
1997-10-01 -4832
1998-01-01 4981
1998-04-01 19426
1998-07-01 4439
1998-10-01 13996
1999-01-01 20634
1999-04-01 39011
1999-07-01 31755
1999-10-01 25596
2000-01-01 12854
2000-04-01 47430
2000-07-01 45040
2000-10-01 38918
2001-01-01 54657
2001-04-01 55844
2001-07-01 12218
2001-10-01 44045
2002-01-01 2269
2002-04-01 29509
2002-07-01 -7299
2002-10-01 159
2003-01-01 6523
2003-04-01 25925
2003-07-01 11441
2003-10-01 30163
2004-01-01 885
2004-04-01 9482
2004-07-01 -1169
2004-10-01 22707
2005-01-01 7268
2005-04-01 6605
2005-07-01 -18691
2005-10-01 30028
2006-01-01 23396
2006-04-01 24060
2006-07-01 25615
2006-10-01 35748
2007-01-01 22587
2007-04-01 70719
2007-07-01 -30
2007-10-01 34475
2008-01-01 4732
2008-04-01 54258
2008-07-01 21403
2008-10-01 4251
2009-01-01 45466
2009-04-01 92684
2009-07-01 45179
2009-10-01 46766
2010-01-01 44999
2010-04-01 26290
2010-07-01 36989
2010-10-01 50760
2011-01-01 45028
2011-04-01 64626
2011-07-01 22158
2011-10-01 40103
2012-01-01 73143
2012-04-01 51766
2012-07-01 84316
2012-10-01 97920
2013-01-01 77647
2013-04-01 79346
2013-07-01 77941
2013-10-01 121861
2014-01-01 33600
2014-04-01 85863
2014-07-01 81023
2014-10-01 72278
2015-01-01 74056
2015-04-01 82019
2015-07-01 21635
2015-10-01 36960
2016-01-01 65468
2016-04-01 73074
2016-07-01 40457
2016-10-01 49433
2017-01-01 66946
2017-04-01 63311
2017-07-01 95987
2017-10-01 45644
2018-01-01 29396
2018-04-01 68064