Quarterly US dollars
1999-03-31 -35846
1999-06-30 5152
1999-09-30 32149
1999-12-31 -18562
2000-03-31 117682
2000-06-30 31674
2000-09-30 15600
2000-12-31 73074
2001-03-31 147242
2001-06-30 -49525
2001-09-30 20177
2001-12-31 25722
2002-03-31 18811
2002-06-30 26250
2002-09-30 44091
2002-12-31 80632
2003-03-31 100869
2003-06-30 113985
2003-09-30 -74114
2003-12-31 30715
2004-03-31 231791
2004-06-30 7086
2004-09-30 47776
2004-12-31 71236
2005-03-31 212258
2005-06-30 76553
2005-09-30 67884
2005-12-31 -24787
2006-03-31 275494
2006-06-30 24465
2006-09-30 34699
2006-12-31 7525
2007-03-31 479248
2007-06-30 69625
2007-09-30 147409
2007-12-31 211511
2008-03-31 245280
2008-06-30 -448435
2008-09-30 71545
2008-12-31 -350879
2009-03-31 -42466
2009-06-30 -132120
2009-09-30 -52957
2009-12-31 -25016
2010-03-31 102445
2010-06-30 -5534
2010-09-30 30505
2010-12-31 -581
2011-03-31 25759
2011-06-30 -10389
2011-09-30 113698
2011-12-31 -41648
2012-03-31 89212
2012-06-30 -46809
2012-09-30 41531
2012-12-31 -37691
2013-03-31 -87381
2013-06-30 -77898
2013-09-30 -192720
2013-12-31 -55685
2014-03-31 -31656
2014-06-30 -8340
2014-09-30 -15530
2014-12-31 -39411
2015-03-31 14037
2015-06-30 -112352
2015-09-30 -71019
2015-12-31 4183
2016-03-31 -38506
2016-06-30 91309
2016-09-30 -97993
2016-12-31 -23927
2017-03-31 49951
2017-06-30 101959
2017-09-30 -51488
2017-12-31 96792
2018-03-31 66121
2018-06-30 -76288
2018-09-30 -40503
2018-12-31 96075
2019-03-31 76644
2019-06-30 -33677
2019-09-30 105644
2019-12-31 -119703
2020-03-31 387033
2020-06-30 -133904
2020-09-30 84590
2020-12-31 190633
2021-03-31 43410
2021-06-30 -98355
2021-09-30 -16736
2021-12-31 74812
2022-03-31 133472
2022-06-30 8612
2022-09-30 -49115
2022-12-31 -79792
2023-03-31 11422
2023-06-30 -54165
2023-09-30 64539