Quarterly Millions of US Dollars
1966-01-01 0
1966-04-01 0
1966-07-01 0
1966-10-01 0
1967-01-01 0
1967-04-01 0
1967-07-01 0
1967-10-01 0
1968-01-01 0
1968-04-01 0
1968-07-01 0
1968-10-01 0
1969-01-01 0
1969-04-01 0
1969-07-01 0
1969-10-01 0
1970-01-01 0
1970-04-01 0
1970-07-01 0
1970-10-01 0
1971-01-01 0
1971-04-01 0
1971-07-01 0
1971-10-01 0
1972-01-01 0
1972-04-01 0
1972-07-01 0
1972-10-01 0
1973-01-01 0
1973-04-01 0
1973-07-01 0
1973-10-01 0
1974-01-01 0
1974-04-01 0
1974-07-01 0
1974-10-01 0
1975-01-01 0
1975-04-01 0
1975-07-01 0
1975-10-01 0
1976-01-01 0
1976-04-01 0
1976-07-01 0
1976-10-01 0
1977-01-01 0
1977-04-01 0
1977-07-01 0
1977-10-01 0
1978-01-01 0
1978-04-01 0
1978-07-01 0
1978-10-01 0
1979-01-01 0
1979-04-01 0
1979-07-01 0
1979-10-01 15
1980-01-01 15
1980-04-01 15
1980-07-01 15
1980-10-01 0
1981-01-01 0
1981-04-01 0
1981-07-01 0
1981-10-01 0
1982-01-01 0
1982-04-01 0
1982-07-01 0
1982-10-01 0
1983-01-01 25
1983-04-01 25
1983-07-01 25
1983-10-01 45
1984-01-01 20
1984-04-01 20
1984-07-01 44
1984-10-01 102
1985-01-01 102
1985-04-01 112
1985-07-01 196
1985-10-01 250
1986-01-01 387
1986-04-01 489
1986-07-01 450
1986-10-01 413
1987-01-01 379
1987-04-01 324
1987-07-01 314
1987-10-01 722
1988-01-01 686
1988-04-01 447
1988-07-01 540
1988-10-01 860
1989-01-01 1201
1989-04-01 1493
1989-07-01 1531
1989-10-01 1821
1990-01-01 2380
1990-04-01 2590
1990-07-01 3129
1990-10-01 3002
1991-01-01 2911
1991-04-01 2993
1991-07-01 3040
1991-10-01 3375
1992-01-01 3319
1992-04-01 4009
1992-07-01 4915
1992-10-01 4965
1993-01-01 5132
1993-04-01 4850
1993-07-01 9244
1993-10-01 10193
1994-01-01 11668
1994-04-01 12917
1994-07-01 14465
1994-10-01 14335
1995-01-01 16943
1995-04-01 18451
1995-07-01 19281
1995-10-01 22891
1996-01-01 26389
1996-04-01 28561
1996-07-01 23244
1996-10-01 29477
1997-01-01 28538
1997-04-01 26863
1997-07-01 29832
1997-10-01 35780
1998-01-01 36920
1998-04-01 38886
1998-07-01 39732
1998-10-01 39952
1999-01-01 40158
1999-04-01 44798
1999-07-01 53350
1999-10-01 54766
2000-01-01 63743
2000-04-01 65548
2000-07-01 61545
2000-10-01 69360
2001-01-01 72482
2001-04-01 66570
2001-07-01 73791
2001-10-01 73506
2002-01-01 74385
2002-04-01 80645
2002-07-01 85028
2002-10-01 97812
2003-01-01 100788
2003-04-01 105328
2003-07-01 101516
2003-10-01 104735
2004-01-01 103560
2004-04-01 102491
2004-07-01 108175
2004-10-01 112883
2005-01-01 116169
2005-04-01 107657
2005-07-01 106397
2005-10-01 102646
2006-01-01 114866
2006-04-01 117473
2006-07-01 119551
2006-10-01 121067
2007-01-01 134347
2007-04-01 145398
2007-07-01 135155
2007-10-01 139721
2008-01-01 128074
2008-04-01 119761
2008-07-01 103224
2008-10-01 99552
2009-01-01 83878
2009-04-01 89706
2009-07-01 92805
2009-10-01 81069
2010-01-01 89165
2010-04-01 88671
2010-07-01 91194
2010-10-01 89042
2011-01-01 78020
2011-04-01 72398
2011-07-01 68814
2011-10-01 70616
2012-01-01 69969
2012-04-01 75402
2012-07-01 87376
2012-10-01 89238
2013-01-01 90613
2013-04-01 87510
2013-07-01 79778
2013-10-01 80671
2014-01-01 82232
2014-04-01 85646
2014-07-01 89577
2014-10-01 91077
2015-01-01 86015
2015-04-01 85949
2015-07-01 97054
2015-10-01 100735
2016-01-01 123616
2016-04-01 137584
2016-07-01 130055
2016-10-01 124403
2017-01-01 109680
2017-04-01 109932
2017-07-01 107829
2017-10-01 107037
2018-01-01 103882
2018-04-01 99519