Quarterly US dollars
1987-03-31 1193
1987-06-30 1288
1987-09-30 1941
1987-12-31 211
1988-03-31 385
1988-06-30 837
1988-09-30 1108
1988-12-31 -1719
1989-03-31 163
1989-06-30 -214
1989-09-30 288
1989-12-31 -1336
1990-03-31 5392
1990-06-30 -2330
1990-09-30 5324
1990-12-31 -3770
1991-03-31 5195
1991-06-30 -3083
1991-09-30 404
1991-12-31 -31
1992-03-31 3483
1992-06-30 -2551
1992-09-30 10985
1992-12-31 1100
1993-03-31 3666
1993-06-30 -6588
1993-09-30 6947
1993-12-31 -4565
1994-03-31 1820
1994-06-30 -3253
1994-09-30 2410
1994-12-31 -1237
1995-03-31 5558
1995-06-30 -3620
1995-09-30 -4305
1995-12-31 15674
1996-03-31 10226
1996-06-30 -5163
1996-09-30 6210
1996-12-31 9387
1997-03-31 11288
1997-06-30 -11150
1997-09-30 84223
1997-12-31 8061
1998-03-31 1769
1998-06-30 2844
1998-09-30 15258
1998-12-31 808
1999-03-31 14624
1999-06-30 -18890
1999-09-30 9346
1999-12-31 -25120
2000-03-31 18742
2000-06-30 -2633
2000-09-30 -2394
2000-12-31 -3602
2001-03-31 45684
2001-06-30 -1049
2001-09-30 -11531
2001-12-31 10116
2002-03-31 8528
2002-06-30 -10219
2002-09-30 -8752
2002-12-31 14496
2003-03-31 6022
2003-06-30 27580
2003-09-30 8319
2003-12-31 -22605
2004-03-31 32437
2004-06-30 14618
2004-09-30 -6127
2004-12-31 -152
2005-03-31 47581
2005-06-30 37962
2005-09-30 -52120
2005-12-31 4529
2006-03-31 -16266
2006-06-30 4293
2006-09-30 12497
2006-12-31 26518
2007-03-31 3840
2007-06-30 54973
2007-09-30 -2761
2007-12-31 -2409
2008-03-31 -1926
2008-06-30 -3858
2008-09-30 -30092
2008-12-31 1660
2009-03-31 5617
2009-06-30 -10647
2009-09-30 -30371
2009-12-31 17800
2010-03-31 26917
2010-06-30 -8717
2010-09-30 20692
2010-12-31 -3563
2011-03-31 -20047
2011-06-30 -10728
2011-09-30 -34713
2011-12-31 -25766
2012-03-31 -13159
2012-06-30 -476
2012-09-30 -2321
2012-12-31 810
2013-03-31 -3465
2013-06-30 230
2013-09-30 -1598
2013-12-31 -3251
2014-03-31 6118
2014-06-30 4942
2014-09-30 -6599
2014-12-31 12462
2015-03-31 17767
2015-06-30 2577
2015-09-30 16749
2015-12-31 -6141
2016-03-31 -11053
2016-06-30 -11580
2016-09-30 7936
2016-12-31 4069
2017-03-31 1848
2017-06-30 1874
2017-09-30 -12409
2017-12-31 -13550
2018-03-31 -14388
2018-06-30 27932
2018-09-30 3493
2018-12-31 -14123
2019-03-31 4954
2019-06-30 2630
2019-09-30 -1529
2019-12-31 4950
2020-03-31 10976
2020-06-30 -15340
2020-09-30 -15368
2020-12-31 -7204
2021-03-31 -10239
2021-06-30 -2231
2021-09-30 2624
2021-12-31 9418
2022-03-31 -8051
2022-06-30 -151
2022-09-30 -7057
2022-12-31 1969
2023-03-31 -1064
2023-06-30 -5406
2023-09-30 -248