Quarterly US dollars
1999-09-30 863
1999-12-31 578
2000-03-31 -5656
2000-06-30 5572
2000-09-30 3178
2000-12-31 4545
2001-03-31 -3206
2001-06-30 24
2001-09-30 -1362
2001-12-31 -2437
2002-03-31 -140
2002-06-30 1017
2002-09-30 -598
2002-12-31 -7139
2003-03-31 -993
2003-06-30 -1443
2003-09-30 2370
2003-12-31 -3177
2004-03-31 -257
2004-06-30 671
2004-09-30 -215
2004-12-31 1302
2005-03-31 303
2005-06-30 833
2005-09-30 -733
2005-12-31 526
2006-03-31 43
2006-06-30 -2130
2006-09-30 2617
2006-12-31 663
2007-03-31 -1522
2007-06-30 2338
2007-09-30 -2997
2007-12-31 1689
2008-03-31 632
2008-06-30 -1003
2008-09-30 4534
2008-12-31 808
2009-03-31 3409
2009-06-30 -4347
2009-09-30 11658
2009-12-31 376
2010-03-31 5045
2010-06-30 2205
2010-09-30 1779
2010-12-31 1321
2011-03-31 4838
2011-06-30 4531
2011-09-30 2304
2011-12-31 1096
2012-03-31 1369
2012-06-30 5064
2012-09-30 893
2012-12-31 2751
2013-03-31 3401
2013-06-30 1888
2013-09-30 785
2013-12-31 2136
2014-03-31 3500
2014-06-30 -447
2014-09-30 1010
2014-12-31 3866
2015-03-31 20388
2015-06-30 -928
2015-09-30 6641
2015-12-31 3264
2016-03-31 2832
2016-06-30 4671
2016-09-30 3026
2016-12-31 -1308
2017-03-31 5040
2017-06-30 3813
2017-09-30 869
2017-12-31 3548
2018-03-31 3559
2018-06-30 3602
2018-09-30 126
2018-12-31 13233
2019-03-31 -5922
2019-06-30 -4559
2019-09-30 -3627
2019-12-31 18504
2020-03-31 -8592
2020-06-30 -478
2020-09-30 -7807
2020-12-31 9548
2021-03-31 -1650
2021-06-30 -2786
2021-09-30 28085
2021-12-31 3061
2022-03-31 1327
2022-06-30 -5121
2022-09-30 -4051
2022-12-31 6103
2023-03-31 -3608
2023-06-30 1051
2023-09-30 976
2023-12-31 145