Quarterly US dollars
1986-09-30 13512
1986-12-31 17331
1987-03-31 17334
1987-06-30 15565
1987-09-30 15074
1987-12-31 18186
1988-03-31 17729
1988-06-30 16227
1988-09-30 17114
1988-12-31 18311
1989-03-31 18070
1989-06-30 20730
1989-09-30 23231
1989-12-31 23867
1990-03-31 26364
1990-06-30 31227
1990-09-30 35924
1990-12-31 38253
1991-03-31 35254
1991-06-30 33355
1991-09-30 36009
1991-12-31 36275
1992-03-31 28663
1992-06-30 27335
1992-09-30 29974
1992-12-31 27019
1993-03-31 26235
1993-06-30 29876
1993-09-30 30298
1993-12-31 35936
1994-03-31 34212
1994-06-30 36083
1994-09-30 37332
1994-12-31 40075
1995-03-31 41673
1995-06-30 40168
1995-09-30 41801
1995-12-31 48301
1996-03-31 53169
1996-06-30 59037
1996-09-30 60335
1996-12-31 74637
1997-03-31 67333
1997-06-30 70249
1997-09-30 75421
1997-12-31 73323
1998-03-31 74823
1998-06-30 72053
1998-09-30 74975
1998-12-31 57956
1999-03-31 51726
1999-06-30 56596
1999-09-30 52433
1999-12-31 42568
2000-03-31 46197
2000-06-30 46962
2000-09-30 39648
2000-12-31 42473
2001-03-31 47783
2001-06-30 46853
2001-09-30 47679
2001-12-31 40503
2002-03-31 44663
2002-06-30 42292
2002-09-30 41653
2002-12-31 58431
2003-03-31 50482
2003-06-30 66527
2003-09-30 68778
2003-12-31 66376
2004-03-31 70307
2004-06-30 65416
2004-09-30 69118
2004-12-31 66960
2005-03-31 61644
2005-06-30 62356
2005-09-30 67196
2005-12-31 58670
2006-03-31 59186
2006-06-30 65907
2006-09-30 79240
2006-12-31 79640
2007-03-31 95647
2007-06-30 94583
2007-09-30 89490
2007-12-31 82220
2008-03-31 77982
2008-06-30 83218
2008-09-30 78821
2008-12-31 60700
2009-03-31 58796
2009-06-30 60581
2009-09-30 62613
2009-12-31 74213
2010-03-31 68393
2010-06-30 64688
2010-09-30 81197
2010-12-31 79101
2011-03-31 89549
2011-06-30 91107
2011-09-30 90940
2011-12-31 91751
2012-03-31 124409
2012-06-30 122802
2012-09-30 121381
2012-12-31 122678
2013-03-31 121618
2013-06-30 107878
2013-09-30 105691
2013-12-31 100137
2014-03-31 95801
2014-06-30 101009
2014-09-30 104011
2014-12-31 95001
2015-03-31 91313
2015-06-30 86510
2015-09-30 78391
2015-12-31 74041
2016-03-31 70799
2016-06-30 65286
2016-09-30 57916
2016-12-31 52385
2017-03-31 58742
2017-06-30 59156
2017-09-30 59651
2017-12-31 60745
2018-03-31 61499
2018-06-30 63701
2018-09-30 56424
2018-12-31 52978
2019-03-31 47200
2019-06-30 48250
2019-09-30 45249
2019-12-31 42573
2020-03-31 46733
2020-06-30 46162
2020-09-30 44639
2020-12-31 47242
2021-03-31 37885
2021-06-30 36166
2021-09-30 33120
2021-12-31 32514
2022-03-31 31207
2022-06-30 25727
2022-09-30 22967
2022-12-31 23706
2023-03-31 24739
2023-06-30 25757
2023-09-30 23832