Quarterly US dollars
1999-03-31 1801
1999-06-30 -3199
1999-09-30 -3222
1999-12-31 -3948
2000-03-31 2885
2000-06-30 -4165
2000-09-30 890
2000-12-31 -1930
2001-03-31 -1594
2001-06-30 -505
2001-09-30 -2622
2001-12-31 -2241
2002-03-31 6766
2002-06-30 937
2002-09-30 -657
2002-12-31 1068
2003-03-31 5227
2003-06-30 -2958
2003-09-30 11081
2003-12-31 2310
2004-03-31 24355
2004-06-30 -2630
2004-09-30 10338
2004-12-31 9412
2005-03-31 10138
2005-06-30 -4878
2005-09-30 22975
2005-12-31 3881
2006-03-31 43886
2006-06-30 -8708
2006-09-30 29507
2006-12-31 -12026
2007-03-31 39805
2007-06-30 40741
2007-09-30 13042
2007-12-31 26240
2008-03-31 34874
2008-06-30 -19727
2008-09-30 -4844
2008-12-31 -54447
2009-03-31 -18856
2009-06-30 5004
2009-09-30 -5449
2009-12-31 4608
2010-03-31 20516
2010-06-30 12504
2010-09-30 17619
2010-12-31 -1189
2011-03-31 32182
2011-06-30 15322
2011-09-30 -31411
2011-12-31 3589
2012-03-31 8724
2012-06-30 -9759
2012-09-30 8815
2012-12-31 10416
2013-03-31 39436
2013-06-30 -7338
2013-09-30 5249
2013-12-31 -8772
2014-03-31 17864
2014-06-30 -6920
2014-09-30 -6575
2014-12-31 -21541
2015-03-31 -2161
2015-06-30 4762
2015-09-30 -7225
2015-12-31 -67
2016-03-31 -28961
2016-06-30 7771
2016-09-30 -5395
2016-12-31 -8742
2017-03-31 12367
2017-06-30 -830
2017-09-30 16928
2017-12-31 20526
2018-03-31 13207
2018-06-30 -22344
2018-09-30 8459
2018-12-31 14254
2019-03-31 17580
2019-06-30 -1364
2019-09-30 -12553
2019-12-31 15301
2020-03-31 -3593
2020-06-30 -32483
2020-09-30 4611
2020-12-31 28630
2021-03-31 -4148
2021-06-30 -8966
2021-09-30 -404
2021-12-31 35310
2022-03-31 -7317
2022-06-30 -6695
2022-09-30 27799
2022-12-31 -13754
2023-03-31 -8462
2023-06-30 -2070
2023-09-30 -3375