Quarterly US dollars
1999-03-31 2163
1999-06-30 1303
1999-09-30 261
1999-12-31 -2080
2000-03-31 9538
2000-06-30 141
2000-09-30 2432
2000-12-31 -2070
2001-03-31 3671
2001-06-30 3785
2001-09-30 -877
2001-12-31 -4696
2002-03-31 -1937
2002-06-30 2557
2002-09-30 -1699
2002-12-31 -397
2003-03-31 3594
2003-06-30 -1192
2003-09-30 4919
2003-12-31 8645
2004-03-31 15432
2004-06-30 6041
2004-09-30 6410
2004-12-31 -4483
2005-03-31 9155
2005-06-30 -11238
2005-09-30 12926
2005-12-31 -6651
2006-03-31 10755
2006-06-30 -2712
2006-09-30 7564
2006-12-31 2421
2007-03-31 13286
2007-06-30 5632
2007-09-30 10451
2007-12-31 -6243
2008-03-31 -19431
2008-06-30 -27591
2008-09-30 -269
2008-12-31 -14200
2009-03-31 4459
2009-06-30 5325
2009-09-30 -10740
2009-12-31 -12355
2010-03-31 9491
2010-06-30 13829
2010-09-30 -1983
2010-12-31 3691
2011-03-31 -720
2011-06-30 -2519
2011-09-30 6647
2011-12-31 11602
2012-03-31 -6711
2012-06-30 -5031
2012-09-30 13611
2012-12-31 -817
2013-03-31 5397
2013-06-30 -12504
2013-09-30 9723
2013-12-31 16715
2014-03-31 2477
2014-06-30 21663
2014-09-30 2341
2014-12-31 -4720
2015-03-31 -940
2015-06-30 299
2015-09-30 3127
2015-12-31 889
2016-03-31 15379
2016-06-30 -8165
2016-09-30 6748
2016-12-31 -21683
2017-03-31 17877
2017-06-30 -1385
2017-09-30 -2045
2017-12-31 1400
2018-03-31 -2745
2018-06-30 -16676
2018-09-30 15049
2018-12-31 1677
2019-03-31 33893
2019-06-30 -5004
2019-09-30 -14402
2019-12-31 -14992
2020-03-31 38842
2020-06-30 -27824
2020-09-30 6457
2020-12-31 10790
2021-03-31 36566
2021-06-30 1276
2021-09-30 7627
2021-12-31 4275
2022-03-31 15951
2022-06-30 -11784
2022-09-30 -28411
2022-12-31 -18305
2023-03-31 -11245
2023-06-30 -16580
2023-09-30 11914