Quarterly US dollars
1999-03-31 12863
1999-06-30 5403
1999-09-30 571
1999-12-31 934
2000-03-31 11858
2000-06-30 28083
2000-09-30 10123
2000-12-31 -6392
2001-03-31 4394
2001-06-30 6290
2001-09-30 26103
2001-12-31 22319
2002-03-31 -16382
2002-06-30 -11375
2002-09-30 16711
2002-12-31 -10669
2003-03-31 -1632
2003-06-30 17748
2003-09-30 -10925
2003-12-31 12429
2004-03-31 15584
2004-06-30 17233
2004-09-30 14757
2004-12-31 -27580
2005-03-31 1938
2005-06-30 63684
2005-09-30 -33919
2005-12-31 24619
2006-03-31 63285
2006-06-30 19711
2006-09-30 -7089
2006-12-31 4079
2007-03-31 62522
2007-06-30 -4519
2007-09-30 7179
2007-12-31 -60189
2008-03-31 136621
2008-06-30 -114285
2008-09-30 7324
2008-12-31 99525
2009-03-31 68392
2009-06-30 -107330
2009-09-30 -45740
2009-12-31 17202
2010-03-31 37080
2010-06-30 1379
2010-09-30 -10658
2010-12-31 39636
2011-03-31 42814
2011-06-30 -15071
2011-09-30 102400
2011-12-31 -23137
2012-03-31 -57632
2012-06-30 -170885
2012-09-30 4854
2012-12-31 -6108
2013-03-31 10028
2013-06-30 -35656
2013-09-30 -11210
2013-12-31 11631
2014-03-31 -5641
2014-06-30 27659
2014-09-30 33537
2014-12-31 19723
2015-03-31 10445
2015-06-30 -1953
2015-09-30 357
2015-12-31 -27688
2016-03-31 18028
2016-06-30 46324
2016-09-30 -11274
2016-12-31 43432
2017-03-31 549
2017-06-30 18626
2017-09-30 21401
2017-12-31 29947
2018-03-31 43576
2018-06-30 -25453
2018-09-30 -48882
2018-12-31 107146
2019-03-31 68984
2019-06-30 -34819
2019-09-30 6728
2019-12-31 -84432
2020-03-31 223843
2020-06-30 -69021
2020-09-30 886
2020-12-31 75254
2021-03-31 124280
2021-06-30 -57309
2021-09-30 -30008
2021-12-31 -45233
2022-03-31 99150
2022-06-30 -2486
2022-09-30 9415
2022-12-31 -106139
2023-03-31 9123
2023-06-30 -94261
2023-09-30 13924