Quarterly US dollars
1999-03-31 17907
1999-06-30 -15651
1999-09-30 10954
1999-12-31 -24199
2000-03-31 11935
2000-06-30 -1981
2000-09-30 -5068
2000-12-31 6478
2001-03-31 35859
2001-06-30 -2269
2001-09-30 -10327
2001-12-31 2979
2002-03-31 276
2002-06-30 -17053
2002-09-30 13957
2002-12-31 -3364
2003-03-31 -2052
2003-06-30 12335
2003-09-30 14406
2003-12-31 -15933
2004-03-31 22069
2004-06-30 5802
2004-09-30 -11967
2004-12-31 14079
2005-03-31 19315
2005-06-30 22865
2005-09-30 -25118
2005-12-31 8489
2006-03-31 -45339
2006-06-30 -11242
2006-09-30 144
2006-12-31 22486
2007-03-31 14442
2007-06-30 21746
2007-09-30 7328
2007-12-31 -14833
2008-03-31 4698
2008-06-30 -31290
2008-09-30 -5943
2008-12-31 37539
2009-03-31 -19145
2009-06-30 -28796
2009-09-30 -16260
2009-12-31 8272
2010-03-31 30678
2010-06-30 3429
2010-09-30 7359
2010-12-31 -695
2011-03-31 -11996
2011-06-30 -4384
2011-09-30 12620
2011-12-31 -11563
2012-03-31 -15145
2012-06-30 -731
2012-09-30 -2333
2012-12-31 -10021
2013-03-31 -8261
2013-06-30 -10293
2013-09-30 -4306
2013-12-31 628
2014-03-31 -5071
2014-06-30 -3740
2014-09-30 741
2014-12-31 923
2015-03-31 26873
2015-06-30 6369
2015-09-30 13088
2015-12-31 -9439
2016-03-31 1097
2016-06-30 -15020
2016-09-30 2499
2016-12-31 129
2017-03-31 2910
2017-06-30 -7115
2017-09-30 -23777
2017-12-31 -12725
2018-03-31 -2905
2018-06-30 16014
2018-09-30 9136
2018-12-31 -10678
2019-03-31 -3719
2019-06-30 -2717
2019-09-30 -1100
2019-12-31 1689
2020-03-31 18723
2020-06-30 -11065
2020-09-30 -2620
2020-12-31 -6744
2021-03-31 1728
2021-06-30 -5493
2021-09-30 11781
2021-12-31 -385
2022-03-31 19615
2022-06-30 -4066
2022-09-30 -10699
2022-12-31 829
2023-03-31 -5807
2023-06-30 -11471
2023-09-30 4224