Quarterly US dollars
1986-09-30 1561
1986-12-31 1767
1987-03-31 2229
1987-06-30 2421
1987-09-30 2685
1987-12-31 3048
1988-03-31 2938
1988-06-30 2460
1988-09-30 2413
1988-12-31 2348
1989-03-31 2249
1989-06-30 2415
1989-09-30 3760
1989-12-31 3421
1990-03-31 3569
1990-06-30 3607
1990-09-30 3775
1990-12-31 3864
1991-03-31 3506
1991-06-30 3610
1991-09-30 3537
1991-12-31 3891
1992-03-31 3612
1992-06-30 3790
1992-09-30 3535
1992-12-31 2875
1993-03-31 2832
1993-06-30 2761
1993-09-30 2724
1993-12-31 2768
1994-03-31 2831
1994-06-30 2825
1994-09-30 2602
1994-12-31 2738
1995-03-31 2748
1995-06-30 2655
1995-09-30 2369
1995-12-31 2686
1996-03-31 2414
1996-06-30 3004
1996-09-30 2605
1996-12-31 2413
1997-03-31 3174
1997-06-30 2742
1997-09-30 2446
1997-12-31 2586
1998-03-31 2689
1998-06-30 2503
1998-09-30 2545
1998-12-31 2584
1999-03-31 2540
1999-06-30 2674
1999-09-30 2834
1999-12-31 2974
2000-03-31 3830
2000-06-30 4197
2000-09-30 4513
2000-12-31 4724
2001-03-31 4809
2001-06-30 4804
2001-09-30 4973
2001-12-31 5372
2002-03-31 5666
2002-06-30 6069
2002-09-30 7101
2002-12-31 6325
2003-03-31 7479
2003-06-30 5632
2003-09-30 5616
2003-12-31 6840
2004-03-31 6474
2004-06-30 6861
2004-09-30 6777
2004-12-31 6670
2005-03-31 6800
2005-06-30 6875
2005-09-30 6959
2005-12-31 7365
2006-03-31 9071
2006-06-30 9802
2006-09-30 10720
2006-12-31 12676
2007-03-31 11977
2007-06-30 12883
2007-09-30 14881
2007-12-31 17314
2008-03-31 16681
2008-06-30 18366
2008-09-30 17570
2008-12-31 13148
2009-03-31 12607
2009-06-30 11637
2009-09-30 12032
2009-12-31 13739
2010-03-31 15669
2010-06-30 14527
2010-09-30 13291
2010-12-31 12750
2011-03-31 11850
2011-06-30 12088
2011-09-30 12517
2011-12-31 12728
2012-03-31 15795
2012-06-30 16134
2012-09-30 13498
2012-12-31 15558
2013-03-31 14897
2013-06-30 16104
2013-09-30 14676
2013-12-31 16114
2014-03-31 14866
2014-06-30 15155
2014-09-30 14381
2014-12-31 16761
2015-03-31 12394
2015-06-30 13545
2015-09-30 11328
2015-12-31 10429
2016-03-31 10168
2016-06-30 11204
2016-09-30 11784
2016-12-31 11531
2017-03-31 14398
2017-06-30 14531
2017-09-30 15758
2017-12-31 17982
2018-03-31 23679
2018-06-30 22857
2018-09-30 22976
2018-12-31 22841
2019-03-31 23347
2019-06-30 23700
2019-09-30 19789
2019-12-31 14990
2020-03-31 14360
2020-06-30 14658
2020-09-30 14038
2020-12-31 15865
2021-03-31 18225
2021-06-30 18023
2021-09-30 18918
2021-12-31 19948
2022-03-31 19830
2022-06-30 21566
2022-09-30 20779
2022-12-31 20126
2023-03-31 18341
2023-06-30 15559
2023-09-30 16174