Quarterly US dollars
1999-03-31 -9938
1999-06-30 -661
1999-09-30 5987
1999-12-31 -3481
2000-03-31 19391
2000-06-30 7609
2000-09-30 17108
2000-12-31 -966
2001-03-31 17207
2001-06-30 7478
2001-09-30 -2029
2001-12-31 -14416
2002-03-31 -14376
2002-06-30 4878
2002-09-30 -3908
2002-12-31 8452
2003-03-31 11588
2003-06-30 -7458
2003-09-30 9823
2003-12-31 17918
2004-03-31 26912
2004-06-30 12169
2004-09-30 29745
2004-12-31 -9133
2005-03-31 31729
2005-06-30 12624
2005-09-30 38098
2005-12-31 7503
2006-03-31 45312
2006-06-30 14878
2006-09-30 46191
2006-12-31 -4832
2007-03-31 37351
2007-06-30 -7140
2007-09-30 53296
2007-12-31 35054
2008-03-31 -44531
2008-06-30 -47818
2008-09-30 40739
2008-12-31 -147866
2009-03-31 -33770
2009-06-30 -5898
2009-09-30 -9126
2009-12-31 -12180
2010-03-31 16127
2010-06-30 5781
2010-09-30 -6546
2010-12-31 12755
2011-03-31 34765
2011-06-30 -8243
2011-09-30 1723
2011-12-31 15754
2012-03-31 35672
2012-06-30 11096
2012-09-30 -16512
2012-12-31 -29704
2013-03-31 32998
2013-06-30 -23990
2013-09-30 14761
2013-12-31 12405
2014-03-31 14284
2014-06-30 13143
2014-09-30 135
2014-12-31 -18006
2015-03-31 -2766
2015-06-30 8893
2015-09-30 17246
2015-12-31 -11766
2016-03-31 -11691
2016-06-30 9942
2016-09-30 180
2016-12-31 -23863
2017-03-31 48415
2017-06-30 -7693
2017-09-30 -7608
2017-12-31 386
2018-03-31 30989
2018-06-30 -43634
2018-09-30 24758
2018-12-31 4920
2019-03-31 51133
2019-06-30 13535
2019-09-30 -22297
2019-12-31 -16800
2020-03-31 56627
2020-06-30 -78832
2020-09-30 -3893
2020-12-31 16060
2021-03-31 22783
2021-06-30 2653
2021-09-30 23771
2021-12-31 2990
2022-03-31 29123
2022-06-30 -6186
2022-09-30 3722
2022-12-31 -38433
2023-03-31 16211
2023-06-30 -6497
2023-09-30 -17627