Quarterly US dollars
1986-12-31 3366
1987-03-31 4029
1987-06-30 4615
1987-09-30 10200
1987-12-31 1277
1988-03-31 2458
1988-06-30 2893
1988-09-30 14728
1988-12-31 -11678
1989-03-31 6823
1989-06-30 889
1989-09-30 6229
1989-12-31 3804
1990-03-31 6587
1990-06-30 -3727
1990-09-30 6669
1990-12-31 -1948
1991-03-31 -12094
1991-06-30 -6092
1991-09-30 -562
1991-12-31 -11682
1992-03-31 -3483
1992-06-30 -11612
1992-09-30 -3856
1992-12-31 -12423
1993-03-31 -3051
1993-06-30 -9637
1993-09-30 2769
1993-12-31 -1624
1994-03-31 3609
1994-06-30 -4204
1994-09-30 9280
1994-12-31 -420
1995-03-31 10947
1995-06-30 -9629
1995-09-30 19866
1995-12-31 8837
1996-03-31 -7436
1996-06-30 7847
1996-09-30 8649
1996-12-31 14847
1997-03-31 11155
1997-06-30 13092
1997-09-30 -9074
1997-12-31 49015
1998-03-31 -22938
1998-06-30 12414
1998-09-30 18798
1998-12-31 17330
1999-03-31 -43220
1999-06-30 -18123
1999-09-30 10957
1999-12-31 6666
2000-03-31 -2062
2000-06-30 16005
2000-09-30 4971
2000-12-31 8928
2001-03-31 -31391
2001-06-30 3334
2001-09-30 -3509
2001-12-31 652
2002-03-31 -6005
2002-06-30 10744
2002-09-30 4319
2002-12-31 5044
2003-03-31 -5971
2003-06-30 7455
2003-09-30 -5743
2003-12-31 8023
2004-03-31 -838
2004-06-30 16716
2004-09-30 4771
2004-12-31 14261
2005-03-31 -28759
2005-06-30 14652
2005-09-30 -25418
2005-12-31 -4948
2006-03-31 -11307
2006-06-30 -11741
2006-09-30 2128
2006-12-31 8994
2007-03-31 11885
2007-06-30 -3346
2007-09-30 30440
2007-12-31 27710
2008-03-31 63633
2008-06-30 -74774
2008-09-30 26157
2008-12-31 -90148
2009-03-31 -33814
2009-06-30 21013
2009-09-30 5283
2009-12-31 -41607
2010-03-31 7129
2010-06-30 -1581
2010-09-30 17729
2010-12-31 9673
2011-03-31 -24121
2011-06-30 -7942
2011-09-30 45229
2011-12-31 12219
2012-03-31 809
2012-06-30 -3276
2012-09-30 -23878
2012-12-31 -9240
2013-03-31 23805
2013-06-30 1462
2013-09-30 13151
2013-12-31 -5490
2014-03-31 -6458
2014-06-30 17297
2014-09-30 -2511
2014-12-31 18730
2015-03-31 -32553
2015-06-30 1801
2015-09-30 -5088
2015-12-31 7603
2016-03-31 14281
2016-06-30 -3460
2016-09-30 -5515
2016-12-31 23255
2017-03-31 -32598
2017-06-30 2843
2017-09-30 44537
2017-12-31 -28192
2018-03-31 32428
2018-06-30 739
2018-09-30 21688
2018-12-31 -3754
2019-03-31 -4277
2019-06-30 19555
2019-09-30 -12118
2019-12-31 -19798
2020-03-31 67471
2020-06-30 -14973
2020-09-30 -6181
2020-12-31 -31165
2021-03-31 25322
2021-06-30 -1395
2021-09-30 -11193
2021-12-31 -47411
2022-03-31 84496
2022-06-30 48508
2022-09-30 11621
2022-12-31 -9228
2023-03-31 55995
2023-06-30 -6728
2023-09-30 41821