Quarterly US dollars
1986-09-30 9373
1986-12-31 13099
1987-03-31 15761
1987-06-30 14068
1987-09-30 15285
1987-12-31 17821
1988-03-31 16225
1988-06-30 14641
1988-09-30 14712
1988-12-31 16264
1989-03-31 15072
1989-06-30 12349
1989-09-30 12780
1989-12-31 16102
1990-03-31 14955
1990-06-30 16500
1990-09-30 22331
1990-12-31 22245
1991-03-31 23129
1991-06-30 20602
1991-09-30 24456
1991-12-31 21703
1992-03-31 15063
1992-06-30 17389
1992-09-30 20143
1992-12-31 19827
1993-03-31 22196
1993-06-30 26657
1993-09-30 31617
1993-12-31 34822
1994-03-31 35125
1994-06-30 35727
1994-09-30 40497
1994-12-31 42730
1995-03-31 85669
1995-06-30 84316
1995-09-30 86083
1995-12-31 79777
1996-03-31 79431
1996-06-30 79352
1996-09-30 79458
1996-12-31 79820
1997-03-31 83007
1997-06-30 88771
1997-09-30 15028
1997-12-31 8602
1998-03-31 7859
1998-06-30 15141
1998-09-30 15005
1998-12-31 17532
1999-03-31 79903
1999-06-30 130707
1999-09-30 57936
1999-12-31 28509
2000-03-31 41880
2000-06-30 47128
2000-09-30 37869
2000-12-31 8716
2001-03-31 13436
2001-06-30 17022
2001-09-30 18286
2001-12-31 17441
2002-03-31 24782
2002-06-30 22591
2002-09-30 25095
2002-12-31 30191
2003-03-31 33943
2003-06-30 42068
2003-09-30 53046
2003-12-31 47436
2004-03-31 48409
2004-06-30 45886
2004-09-30 47305
2004-12-31 33139
2005-03-31 39347
2005-06-30 43168
2005-09-30 37572
2005-12-31 50233
2006-03-31 54406
2006-06-30 60862
2006-09-30 54569
2006-12-31 70904
2007-03-31 71377
2007-06-30 91395
2007-09-30 98875
2007-12-31 78283
2008-03-31 86186
2008-06-30 90158
2008-09-30 85605
2008-12-31 114765
2009-03-31 126638
2009-06-30 118364
2009-09-30 102885
2009-12-31 91382
2010-03-31 86086
2010-06-30 89275
2010-09-30 89461
2010-12-31 97287
2011-03-31 88193
2011-06-30 85243
2011-09-30 93033
2011-12-31 95709
2012-03-31 82464
2012-06-30 81116
2012-09-30 82646
2012-12-31 88305
2013-03-31 86691
2013-06-30 69191
2013-09-30 71966
2013-12-31 73411
2014-03-31 84787
2014-06-30 83538
2014-09-30 72685
2014-12-31 69004
2015-03-31 74998
2015-06-30 78687
2015-09-30 76231
2015-12-31 64350
2016-03-31 77180
2016-06-30 75688
2016-09-30 64296
2016-12-31 63563
2017-03-31 71966
2017-06-30 75856
2017-09-30 71874
2017-12-31 72204
2018-03-31 76074
2018-06-30 78203
2018-09-30 75334
2018-12-31 68107
2019-03-31 89846
2019-06-30 96053
2019-09-30 97447
2019-12-31 81350