Quarterly US dollars
1986-09-30 2294
1986-12-31 2343
1987-03-31 2050
1987-06-30 2416
1987-09-30 1880
1987-12-31 2319
1988-03-31 3543
1988-06-30 3859
1988-09-30 3707
1988-12-31 3441
1989-03-31 3878
1989-06-30 3318
1989-09-30 3396
1989-12-31 3156
1990-03-31 3467
1990-06-30 4120
1990-09-30 4281
1990-12-31 4957
1991-03-31 5289
1991-06-30 5266
1991-09-30 6476
1991-12-31 5424
1992-03-31 5029
1992-06-30 6056
1992-09-30 5605
1992-12-31 4780
1993-03-31 4945
1993-06-30 4507
1993-09-30 3530
1993-12-31 4722
1994-03-31 4334
1994-06-30 5040
1994-09-30 4455
1994-12-31 4925
1995-03-31 4409
1995-06-30 5200
1995-09-30 4988
1995-12-31 4177
1996-03-31 4255
1996-06-30 3506
1996-09-30 4065
1996-12-31 3081
1997-03-31 2274
1997-06-30 3238
1997-09-30 2958
1997-12-31 3132
1998-03-31 2556
1998-06-30 2694
1998-09-30 3866
1998-12-31 3749
1999-03-31 3549
1999-06-30 3585
1999-09-30 4917
1999-12-31 3987
2000-03-31 7808
2000-06-30 8717
2000-09-30 7846
2000-12-31 8887
2001-03-31 8444
2001-06-30 10526
2001-09-30 10676
2001-12-31 8149
2002-03-31 6603
2002-06-30 10188
2002-09-30 10248
2002-12-31 10559
2003-03-31 12235
2003-06-30 7784
2003-09-30 9794
2003-12-31 8889
2004-03-31 14401
2004-06-30 14877
2004-09-30 17018
2004-12-31 14266
2005-03-31 17367
2005-06-30 12680
2005-09-30 16732
2005-12-31 15370
2006-03-31 15583
2006-06-30 14312
2006-09-30 20293
2006-12-31 20632
2007-03-31 24387
2007-06-30 20011
2007-09-30 46460
2007-12-31 38597
2008-03-31 37019
2008-06-30 20529
2008-09-30 29696
2008-12-31 16650
2009-03-31 16893
2009-06-30 19819
2009-09-30 16817
2009-12-31 12245
2010-03-31 15680
2010-06-30 27332
2010-09-30 33615
2010-12-31 32968
2011-03-31 28704
2011-06-30 31616
2011-09-30 34128
2011-12-31 47527
2012-03-31 44796
2012-06-30 42509
2012-09-30 55836
2012-12-31 52129
2013-03-31 52777
2013-06-30 48479
2013-09-30 53295
2013-12-31 63613
2014-03-31 64906
2014-06-30 78968
2014-09-30 75891
2014-12-31 76529
2015-03-31 75327
2015-06-30 76596
2015-09-30 76111
2015-12-31 78695
2016-03-31 85300
2016-06-30 77239
2016-09-30 74572
2016-12-31 67640
2017-03-31 73735
2017-06-30 73928
2017-09-30 74152
2017-12-31 78061
2018-03-31 73562
2018-06-30 60576
2018-09-30 72365
2018-12-31 70742
2019-03-31 98996
2019-06-30 90555
2019-09-30 76358
2019-12-31 65984
2020-03-31 91994
2020-06-30 74211
2020-09-30 82306
2020-12-31 94905
2021-03-31 117638
2021-06-30 117694
2021-09-30 117988
2021-12-31 122568
2022-03-31 126718
2022-06-30 119553
2022-09-30 85716
2022-12-31 72469
2023-03-31 69167
2023-06-30 60631
2023-09-30 63222