Quarterly US dollars
1999-03-31 -716
1999-06-30 -1597
1999-09-30 -121
1999-12-31 550
2000-03-31 723
2000-06-30 -2263
2000-09-30 -779
2000-12-31 143
2001-03-31 184
2001-06-30 -955
2001-09-30 -765
2001-12-31 1123
2002-03-31 -198
2002-06-30 -845
2002-09-30 -1953
2002-12-31 1110
2003-03-31 -2524
2003-06-30 -718
2003-09-30 1401
2003-12-31 -2225
2004-03-31 4834
2004-06-30 -4389
2004-09-30 -548
2004-12-31 758
2005-03-31 -1657
2005-06-30 1293
2005-09-30 2543
2005-12-31 83
2006-03-31 5895
2006-06-30 1151
2006-09-30 5498
2006-12-31 -3762
2007-03-31 1866
2007-06-30 6340
2007-09-30 -3172
2007-12-31 -637
2008-03-31 1286
2008-06-30 2462
2008-09-30 -1958
2008-12-31 -12458
2009-03-31 1673
2009-06-30 630
2009-09-30 536
2009-12-31 1057
2010-03-31 2190
2010-06-30 -585
2010-09-30 8939
2010-12-31 1214
2011-03-31 2279
2011-06-30 4629
2011-09-30 -6208
2011-12-31 3209
2012-03-31 8836
2012-06-30 -8382
2012-09-30 -1236
2012-12-31 1358
2013-03-31 760
2013-06-30 -3317
2013-09-30 6321
2013-12-31 2243
2014-03-31 -7958
2014-06-30 -806
2014-09-30 -273
2014-12-31 227
2015-03-31 1459
2015-06-30 113
2015-09-30 -1984
2015-12-31 802
2016-03-31 -12725
2016-06-30 -975
2016-09-30 -1683
2016-12-31 -2922
2017-03-31 455
2017-06-30 -1233
2017-09-30 2776
2017-12-31 -1571
2018-03-31 354
2018-06-30 -1477
2018-09-30 2973
2018-12-31 2012
2019-03-31 113
2019-06-30 34
2019-09-30 1835
2019-12-31 -3575
2020-03-31 -308
2020-06-30 -3364
2020-09-30 -2427
2020-12-31 10672
2021-03-31 -2667
2021-06-30 -405
2021-09-30 -891
2021-12-31 15866
2022-03-31 -2448
2022-06-30 -10413
2022-09-30 15201
2022-12-31 3920
2023-03-31 2997
2023-06-30 4085
2023-09-30 -18178