Quarterly US dollars
1986-09-30 2905
1986-12-31 3488
1987-03-31 3988
1987-06-30 3766
1987-09-30 3903
1987-12-31 4399
1988-03-31 4111
1988-06-30 3891
1988-09-30 4021
1988-12-31 4182
1989-03-31 4344
1989-06-30 3856
1989-09-30 4174
1989-12-31 4475
1990-03-31 4203
1990-06-30 4177
1990-09-30 4454
1990-12-31 4177
1991-03-31 4950
1991-06-30 6506
1991-09-30 5244
1991-12-31 3481
1992-03-31 3777
1992-06-30 3915
1992-09-30 4089
1992-12-31 4082
1993-03-31 4795
1993-06-30 4641
1993-09-30 5015
1993-12-31 5688
1994-03-31 4840
1994-06-30 4843
1994-09-30 5079
1994-12-31 4415
1995-03-31 5668
1995-06-30 5755
1995-09-30 4869
1995-12-31 4455
1996-03-31 4306
1996-06-30 4684
1996-09-30 4313
1996-12-31 4793
1997-03-31 4871
1997-06-30 5563
1997-09-30 6724
1997-12-31 7388
1998-03-31 10892
1998-06-30 7271
1998-09-30 7975
1998-12-31 8584
1999-03-31 10220
1999-06-30 8944
1999-09-30 10539
1999-12-31 11563
2000-03-31 11622
2000-06-30 11912
2000-09-30 12616
2000-12-31 13742
2001-03-31 13360
2001-06-30 13730
2001-09-30 15804
2001-12-31 17728
2002-03-31 22384
2002-06-30 22210
2002-09-30 23602
2002-12-31 23150
2003-03-31 23881
2003-06-30 28005
2003-09-30 29894
2003-12-31 30586
2004-03-31 20388
2004-06-30 20403
2004-09-30 21147
2004-12-31 21559
2005-03-31 18644
2005-06-30 17854
2005-09-30 20906
2005-12-31 18087
2006-03-31 22303
2006-06-30 20585
2006-09-30 20983
2006-12-31 19193
2007-03-31 22318
2007-06-30 23588
2007-09-30 23541
2007-12-31 22944
2008-03-31 22941
2008-06-30 20972
2008-09-30 15007
2008-12-31 18533
2009-03-31 24106
2009-06-30 23048
2009-09-30 22385
2009-12-31 19918
2010-03-31 23701
2010-06-30 27510
2010-09-30 27601
2010-12-31 20065
2011-03-31 25122
2011-06-30 28345
2011-09-30 33732
2011-12-31 33654
2012-03-31 42484
2012-06-30 42707
2012-09-30 48913
2012-12-31 52125
2013-03-31 57013
2013-06-30 57685
2013-09-30 61029
2013-12-31 54785
2014-03-31 68581
2014-06-30 68554
2014-09-30 69600
2014-12-31 68999
2015-03-31 72848
2015-06-30 78900
2015-09-30 79941
2015-12-31 76452
2016-03-31 78197
2016-06-30 74632
2016-09-30 72997
2016-12-31 64619
2017-03-31 63447
2017-06-30 62223
2017-09-30 57995
2017-12-31 54047
2018-03-31 57127
2018-06-30 51710
2018-09-30 58981
2018-12-31 55714
2019-03-31 68614
2019-06-30 72103
2019-09-30 72550
2019-12-31 68604
2020-03-31 73068
2020-06-30 73240
2020-09-30 77364
2020-12-31 77375
2021-03-31 78529
2021-06-30 84287
2021-09-30 81463
2021-12-31 76128
2022-03-31 80674
2022-06-30 78089
2022-09-30 73857
2022-12-31 76762
2023-03-31 81181
2023-06-30 86728
2023-09-30 88000