Quarterly US dollars
1986-09-30 1108
1986-12-31 1159
1987-03-31 1115
1987-06-30 1299
1987-09-30 1345
1987-12-31 1325
1988-03-31 1342
1988-06-30 1463
1988-09-30 1502
1988-12-31 1743
1989-03-31 1654
1989-06-30 1802
1989-09-30 2105
1989-12-31 2156
1990-03-31 2187
1990-06-30 2479
1990-09-30 2607
1990-12-31 2674
1991-03-31 2102
1991-06-30 2165
1991-09-30 2487
1991-12-31 3042
1992-03-31 2825
1992-06-30 3042
1992-09-30 2959
1992-12-31 2692
1993-03-31 2615
1993-06-30 2783
1993-09-30 2921
1993-12-31 2719
1994-03-31 2514
1994-06-30 2460
1994-09-30 2523
1994-12-31 2744
1995-03-31 2813
1995-06-30 2850
1995-09-30 2950
1995-12-31 2935
1996-03-31 2755
1996-06-30 2960
1996-09-30 3016
1996-12-31 3066
1997-03-31 2708
1997-06-30 3296
1997-09-30 3169
1997-12-31 3112
1998-03-31 2979
1998-06-30 2725
1998-09-30 2384
1998-12-31 2514
1999-03-31 2244
1999-06-30 2286
1999-09-30 2590
1999-12-31 3042
2000-03-31 2764
2000-06-30 3320
2000-09-30 3363
2000-12-31 3190
2001-03-31 3675
2001-06-30 3457
2001-09-30 3376
2001-12-31 3437
2002-03-31 3865
2002-06-30 3457
2002-09-30 3763
2002-12-31 3785
2003-03-31 3207
2003-06-30 3096
2003-09-30 3530
2003-12-31 3883
2004-03-31 4981
2004-06-30 4765
2004-09-30 5012
2004-12-31 4576
2005-03-31 4551
2005-06-30 4918
2005-09-30 5882
2005-12-31 6655
2006-03-31 5815
2006-06-30 7108
2006-09-30 7983
2006-12-31 8815
2007-03-31 7196
2007-06-30 8560
2007-09-30 9163
2007-12-31 10103
2008-03-31 8731
2008-06-30 7595
2008-09-30 9086
2008-12-31 7943
2009-03-31 8412
2009-06-30 8536
2009-09-30 7644
2009-12-31 9239
2010-03-31 8479
2010-06-30 9534
2010-09-30 11276
2010-12-31 8843
2011-03-31 10241
2011-06-30 8359
2011-09-30 8947
2011-12-31 8931
2012-03-31 8919
2012-06-30 9471
2012-09-30 8959
2012-12-31 9481
2013-03-31 8635
2013-06-30 7797
2013-09-30 7561
2013-12-31 8277
2014-03-31 8091
2014-06-30 7691
2014-09-30 7858
2014-12-31 9243
2015-03-31 7785
2015-06-30 7885
2015-09-30 7790
2015-12-31 8589
2016-03-31 7649
2016-06-30 7575
2016-09-30 7092
2016-12-31 6241
2017-03-31 6189
2017-06-30 6219
2017-09-30 6859
2017-12-31 7124
2018-03-31 6935
2018-06-30 6569
2018-09-30 6784
2018-12-31 6909
2019-03-31 5333
2019-06-30 5033
2019-09-30 4798
2019-12-31 4683
2020-03-31 4981
2020-06-30 5097
2020-09-30 5680
2020-12-31 6440
2021-03-31 6968
2021-06-30 7761
2021-09-30 6658
2021-12-31 6614
2022-03-31 6410
2022-06-30 4762
2022-09-30 4540
2022-12-31 4250
2023-03-31 6829
2023-06-30 6624
2023-09-30 6461