Quarterly US dollars
1986-09-30 898
1986-12-31 1033
1987-03-31 1146
1987-06-30 1177
1987-09-30 1220
1987-12-31 1017
1988-03-31 843
1988-06-30 945
1988-09-30 921
1988-12-31 729
1989-03-31 697
1989-06-30 616
1989-09-30 496
1989-12-31 484
1990-03-31 566
1990-06-30 622
1990-09-30 774
1990-12-31 1102
1991-03-31 1508
1991-06-30 920
1991-09-30 761
1991-12-31 351
1992-03-31 317
1992-06-30 443
1992-09-30 761
1992-12-31 657
1993-03-31 825
1993-06-30 577
1993-09-30 231
1993-12-31 223
1994-03-31 355
1994-06-30 534
1994-09-30 447
1994-12-31 566
1995-03-31 479
1995-06-30 691
1995-09-30 733
1995-12-31 931
1996-03-31 865
1996-06-30 1237
1996-09-30 1508
1996-12-31 1492
1997-03-31 1540
1997-06-30 1384
1997-09-30 1625
1997-12-31 1599
1998-03-31 1782
1998-06-30 1666
1998-09-30 1476
1998-12-31 1418
1999-03-31 1770
1999-06-30 1698
1999-09-30 1789
1999-12-31 1759
2000-03-31 2005
2000-06-30 2324
2000-09-30 2557
2000-12-31 2879
2001-03-31 3095
2001-06-30 3229
2001-09-30 3807
2001-12-31 3260
2002-03-31 2845
2002-06-30 3267
2002-09-30 3532
2002-12-31 3090
2003-03-31 3344
2003-06-30 3046
2003-09-30 3585
2003-12-31 4208
2004-03-31 4363
2004-06-30 4545
2004-09-30 5164
2004-12-31 5910
2005-03-31 6644
2005-06-30 8915
2005-09-30 11170
2005-12-31 12407
2006-03-31 14503
2006-06-30 17119
2006-09-30 18717
2006-12-31 19861
2007-03-31 21291
2007-06-30 22576
2007-09-30 21340
2007-12-31 22127
2008-03-31 24037
2008-06-30 24460
2008-09-30 26641
2008-12-31 17850
2009-03-31 16503
2009-06-30 17165
2009-09-30 17416
2009-12-31 17323
2010-03-31 16382
2010-06-30 20427
2010-09-30 16441
2010-12-31 13587
2011-03-31 17356
2011-06-30 13600
2011-09-30 13088
2011-12-31 13812
2012-03-31 16580
2012-06-30 15470
2012-09-30 15493
2012-12-31 12560
2013-03-31 14605
2013-06-30 12933
2013-09-30 12777
2013-12-31 12404
2014-03-31 13757
2014-06-30 12707
2014-09-30 13625
2014-12-31 13141
2015-03-31 12825
2015-06-30 13177
2015-09-30 13278
2015-12-31 13356
2016-03-31 13437
2016-06-30 15062
2016-09-30 15156
2016-12-31 13824
2017-03-31 13124
2017-06-30 12972
2017-09-30 12342
2017-12-31 12158
2018-03-31 11699
2018-06-30 11651
2018-09-30 11630
2018-12-31 12673
2019-03-31 11874
2019-06-30 11224
2019-09-30 11569
2019-12-31 11564
2020-03-31 11336
2020-06-30 11552
2020-09-30 11055
2020-12-31 10766
2021-03-31 10237
2021-06-30 9371
2021-09-30 10033
2021-12-31 10258
2022-03-31 9838
2022-06-30 9754
2022-09-30 10377
2022-12-31 10604
2023-03-31 9879
2023-06-30 9384
2023-09-30 9203