Quarterly Millions of US Dollars
1983-10-01 43
1984-01-01 45
1984-04-01 42
1984-07-01 41
1984-10-01 40
1985-01-01 40
1985-04-01 40
1985-07-01 46
1985-10-01 50
1986-01-01 56
1986-04-01 61
1986-07-01 65
1986-10-01 63
1987-01-01 68
1987-04-01 68
1987-07-01 68
1987-10-01 82
1988-01-01 81
1988-04-01 75
1988-07-01 74
1988-10-01 80
1989-01-01 75
1989-04-01 70
1989-07-01 72
1989-10-01 70
1990-01-01 63
1990-04-01 66
1990-07-01 72
1990-10-01 74
1991-01-01 71
1991-04-01 72
1991-07-01 75
1991-10-01 80
1992-01-01 75
1992-04-01 79
1992-07-01 84
1992-10-01 80
1993-01-01 87
1993-04-01 95
1993-07-01 595
1993-10-01 947
1994-01-01 1186
1994-04-01 1940
1994-07-01 2043
1994-10-01 2796
1995-01-01 2868
1995-04-01 2884
1995-07-01 4351
1995-10-01 4680
1996-01-01 4929
1996-04-01 5115
1996-07-01 5149
1996-10-01 7128
1997-01-01 7199
1997-04-01 8167
1997-07-01 8613
1997-10-01 8858
1998-01-01 8785
1998-04-01 8735
1998-07-01 8663
1998-10-01 8873
1999-01-01 9245
1999-04-01 9111
1999-07-01 9969
1999-10-01 9886
2000-01-01 9874
2000-04-01 9978
2000-07-01 9924
2000-10-01 9877
2001-01-01 9726
2001-04-01 10175
2001-07-01 10251
2001-10-01 9956
2002-01-01 10058
2002-04-01 10236
2002-07-01 9748
2002-10-01 9612
2003-01-01 9518
2003-04-01 9445
2003-07-01 8711
2003-10-01 8224
2004-01-01 7927
2004-04-01 7205
2004-07-01 7545
2004-10-01 7328
2005-01-01 7076
2005-04-01 7053
2005-07-01 6465
2005-10-01 6442
2006-01-01 6328
2006-04-01 6221
2006-07-01 6208
2006-10-01 5403
2007-01-01 5314
2007-04-01 4549
2007-07-01 4573
2007-10-01 4749
2008-01-01 4790
2008-04-01 4769
2008-07-01 4763
2008-10-01 4814
2009-01-01 4606
2009-04-01 4614
2009-07-01 4228
2009-10-01 4223
2010-01-01 4228
2010-04-01 4223
2010-07-01 4241
2010-10-01 4247
2011-01-01 4245
2011-04-01 3651
2011-07-01 3653
2011-10-01 3652
2012-01-01 3645
2012-04-01 3646
2012-07-01 3656
2012-10-01 3371
2013-01-01 3986
2013-04-01 3986
2013-07-01 3986
2013-10-01 3986
2014-01-01 3986
2014-04-01 3986
2014-07-01 3286
2014-10-01 3286
2015-01-01 3286
2015-04-01 3286
2015-07-01 2760
2015-10-01 2760
2016-01-01 2760
2016-04-01 2760
2016-07-01 2760
2016-10-01 3588
2017-01-01 3591
2017-04-01 3592
2017-07-01 3594
2017-10-01 3596
2018-01-01 3200
2018-04-01 3195