Quarterly US dollars
1986-09-30 7697
1986-12-31 7410
1987-03-31 7735
1987-06-30 8352
1987-09-30 9510
1987-12-31 9249
1988-03-31 10267
1988-06-30 9795
1988-09-30 9106
1988-12-31 8622
1989-03-31 9141
1989-06-30 9928
1989-09-30 9589
1989-12-31 9767
1990-03-31 11249
1990-06-30 11983
1990-09-30 13592
1990-12-31 15826
1991-03-31 14526
1991-06-30 13901
1991-09-30 14663
1991-12-31 15325
1992-03-31 12228
1992-06-30 16114
1992-09-30 17499
1992-12-31 16659
1993-03-31 17209
1993-06-30 20395
1993-09-30 18910
1993-12-31 18261
1994-03-31 18281
1994-06-30 19410
1994-09-30 20769
1994-12-31 21258
1995-03-31 23630
1995-06-30 26002
1995-09-30 25246
1995-12-31 30346
1996-03-31 33097
1996-06-30 31725
1996-09-30 36859
1996-12-31 34344
1997-03-31 34499
1997-06-30 33372
1997-09-30 37322
1997-12-31 39883
1998-03-31 46872
1998-06-30 46789
1998-09-30 52194
1998-12-31 39988
1999-03-31 46541
1999-06-30 39995
1999-09-30 38291
1999-12-31 35094
2000-03-31 38196
2000-06-30 33491
2000-09-30 33690
2000-12-31 34366
2001-03-31 38357
2001-06-30 35669
2001-09-30 38209
2001-12-31 39641
2002-03-31 37750
2002-06-30 42506
2002-09-30 45286
2002-12-31 46116
2003-03-31 50950
2003-06-30 57861
2003-09-30 64633
2003-12-31 91974
2004-03-31 104330
2004-06-30 120170
2004-09-30 128715
2004-12-31 134049
2005-03-31 138934
2005-06-30 147963
2005-09-30 167514
2005-12-31 169281
2006-03-31 174977
2006-06-30 174434
2006-09-30 188142
2006-12-31 212195
2007-03-31 218079
2007-06-30 230274
2007-09-30 240127
2007-12-31 244297
2008-03-31 310941
2008-06-30 308593
2008-09-30 284536
2008-12-31 269728
2009-03-31 297081
2009-06-30 307988
2009-09-30 287346
2009-12-31 280041
2010-03-31 264642
2010-06-30 231463
2010-09-30 252150
2010-12-31 229891
2011-03-31 240197
2011-06-30 256835
2011-09-30 216749
2011-12-31 196786
2012-03-31 188867
2012-06-30 186751
2012-09-30 177555
2012-12-31 178550
2013-03-31 169223
2013-06-30 162651
2013-09-30 116009
2013-12-31 120614
2014-03-31 109306
2014-06-30 106377
2014-09-30 93227
2014-12-31 65132
2015-03-31 59501
2015-06-30 56964
2015-09-30 55083
2015-12-31 47551
2016-03-31 54423
2016-06-30 52323
2016-09-30 46248
2016-12-31 41370
2017-03-31 44056
2017-06-30 45960
2017-09-30 47741
2017-12-31 53281
2018-03-31 55418
2018-06-30 52188
2018-09-30 49102
2018-12-31 49652
2019-03-31 46019
2019-06-30 41659
2019-09-30 44030
2019-12-31 38764
2020-03-31 45891
2020-06-30 41686
2020-09-30 41508
2020-12-31 41757
2021-03-31 36230
2021-06-30 36162
2021-09-30 35045
2021-12-31 33930
2022-03-31 32701
2022-06-30 33803
2022-09-30 33794
2022-12-31 37889
2023-03-31 41890
2023-06-30 47934
2023-09-30 44134