Quarterly US dollars
1986-09-30 6809
1986-12-31 6787
1987-03-31 5602
1987-06-30 6856
1987-09-30 6909
1987-12-31 8303
1988-03-31 7319
1988-06-30 7240
1988-09-30 7990
1988-12-31 6419
1989-03-31 7010
1989-06-30 7501
1989-09-30 6929
1989-12-31 8011
1990-03-31 7099
1990-06-30 7195
1990-09-30 7795
1990-12-31 7863
1991-03-31 6973
1991-06-30 5326
1991-09-30 5455
1991-12-31 5354
1992-03-31 6196
1992-06-30 6116
1992-09-30 7137
1992-12-31 8823
1993-03-31 6425
1993-06-30 8305
1993-09-30 7474
1993-12-31 6607
1994-03-31 7585
1994-06-30 7419
1994-09-30 9053
1994-12-31 8110
1995-03-31 7078
1995-06-30 7138
1995-09-30 6607
1995-12-31 6479
1996-03-31 6985
1996-06-30 6501
1996-09-30 6085
1996-12-31 6710
1997-03-31 8394
1997-06-30 8406
1997-09-30 7523
1997-12-31 8666
1998-03-31 7533
1998-06-30 7499
1998-09-30 8319
1998-12-31 9114
1999-03-31 10012
1999-06-30 9737
1999-09-30 9934
1999-12-31 9558
2000-03-31 9596
2000-06-30 11683
2000-09-30 11611
2000-12-31 10878
2001-03-31 9949
2001-06-30 9262
2001-09-30 13417
2001-12-31 10197
2002-03-31 12193
2002-06-30 14002
2002-09-30 12738
2002-12-31 12660
2003-03-31 13960
2003-06-30 12736
2003-09-30 12236
2003-12-31 13426
2004-03-31 12692
2004-06-30 15104
2004-09-30 16628
2004-12-31 17887
2005-03-31 16726
2005-06-30 16090
2005-09-30 16391
2005-12-31 18968
2006-03-31 20545
2006-06-30 20216
2006-09-30 21241
2006-12-31 19493
2007-03-31 16969
2007-06-30 22467
2007-09-30 25022
2007-12-31 28442
2008-03-31 27251
2008-06-30 32359
2008-09-30 27995
2008-12-31 29216
2009-03-31 25242
2009-06-30 26112
2009-09-30 23686
2009-12-31 21466
2010-03-31 27314
2010-06-30 24048
2010-09-30 20169
2010-12-31 22584
2011-03-31 27069
2011-06-30 25431
2011-09-30 24580
2011-12-31 24181
2012-03-31 22265
2012-06-30 21646
2012-09-30 21438
2012-12-31 9543
2013-03-31 12516
2013-06-30 12664
2013-09-30 12212
2013-12-31 12686
2014-03-31 14913
2014-06-30 14039
2014-09-30 13283
2014-12-31 13960
2015-03-31 13550
2015-06-30 12503
2015-09-30 7444
2015-12-31 6714
2016-03-31 5924
2016-06-30 6413
2016-09-30 6344
2016-12-31 6144
2017-03-31 6550
2017-06-30 6820
2017-09-30 8012
2017-12-31 7028
2018-03-31 6991
2018-06-30 6564
2018-09-30 6851
2018-12-31 6686
2019-03-31 7949
2019-06-30 8370
2019-09-30 7140
2019-12-31 7177
2020-03-31 8779
2020-06-30 8840
2020-09-30 8711
2020-12-31 7227
2021-03-31 8320
2021-06-30 7540
2021-09-30 8074
2021-12-31 7636
2022-03-31 7531
2022-06-30 7083
2022-09-30 5916
2022-12-31 7551
2023-03-31 6764
2023-06-30 8056
2023-09-30 8010