Quarterly US dollars
1999-03-31 -1018
1999-06-30 2927
1999-09-30 -430
1999-12-31 198
2000-03-31 4837
2000-06-30 -2528
2000-09-30 -224
2000-12-31 -1395
2001-03-31 1490
2001-06-30 717
2001-09-30 1166
2001-12-31 -2413
2002-03-31 5905
2002-06-30 -3522
2002-09-30 2786
2002-12-31 -6884
2003-03-31 7723
2003-06-30 -891
2003-09-30 2144
2003-12-31 -2364
2004-03-31 2648
2004-06-30 6051
2004-09-30 -759
2004-12-31 -6648
2005-03-31 5271
2005-06-30 -260
2005-09-30 3654
2005-12-31 -7097
2006-03-31 2069
2006-06-30 -2245
2006-09-30 -2781
2006-12-31 2753
2007-03-31 -691
2007-06-30 1229
2007-09-30 4462
2007-12-31 -5126
2008-03-31 597
2008-06-30 -1950
2008-09-30 6347
2008-12-31 -6167
2009-03-31 3344
2009-06-30 -2309
2009-09-30 -3029
2009-12-31 1127
2010-03-31 1390
2010-06-30 1141
2010-09-30 -3375
2010-12-31 -1315
2011-03-31 3105
2011-06-30 -3578
2011-09-30 11034
2011-12-31 -5984
2012-03-31 4282
2012-06-30 -1631
2012-09-30 1504
2012-12-31 -956
2013-03-31 -1225
2013-06-30 2497
2013-09-30 -1586
2013-12-31 -3283
2014-03-31 8293
2014-06-30 -2391
2014-09-30 -3066
2014-12-31 -3771
2015-03-31 1976
2015-06-30 -686
2015-09-30 -1130
2015-12-31 -1643
2016-03-31 8656
2016-06-30 -812
2016-09-30 5025
2016-12-31 -3237
2017-03-31 4393
2017-06-30 -929
2017-09-30 20
2017-12-31 2083
2018-03-31 2654
2018-06-30 6438
2018-09-30 682
2018-12-31 -7206
2019-03-31 7069
2019-06-30 1683
2019-09-30 -8761
2019-12-31 3051
2020-03-31 1613
2020-06-30 3
2020-09-30 7043
2020-12-31 -6292
2021-03-31 4448
2021-06-30 -281
2021-09-30 -2685
2021-12-31 -1306
2022-03-31 8802
2022-06-30 -6058
2022-09-30 1509
2022-12-31 -5158
2023-03-31 4709
2023-06-30 5151
2023-09-30 -3085