Quarterly US dollars
1999-03-31 -71
1999-06-30 -785
1999-09-30 -1719
1999-12-31 -3450
2000-03-31 3171
2000-06-30 -1912
2000-09-30 474
2000-12-31 -3826
2001-03-31 195
2001-06-30 1788
2001-09-30 -2518
2001-12-31 -2004
2002-03-31 5788
2002-06-30 -254
2002-09-30 2681
2002-12-31 -2733
2003-03-31 7830
2003-06-30 -1218
2003-09-30 4225
2003-12-31 604
2004-03-31 12490
2004-06-30 -1333
2004-09-30 9221
2004-12-31 -1406
2005-03-31 8499
2005-06-30 -11047
2005-09-30 14430
2005-12-31 -15004
2006-03-31 16947
2006-06-30 -1709
2006-09-30 12903
2006-12-31 -13839
2007-03-31 22262
2007-06-30 9184
2007-09-30 -5417
2007-12-31 5533
2008-03-31 23909
2008-06-30 -22581
2008-09-30 -8402
2008-12-31 -20863
2009-03-31 -3191
2009-06-30 2059
2009-09-30 4451
2009-12-31 8832
2010-03-31 12597
2010-06-30 6706
2010-09-30 2140
2010-12-31 1004
2011-03-31 18002
2011-06-30 9424
2011-09-30 -4722
2011-12-31 -9510
2012-03-31 -2766
2012-06-30 -3450
2012-09-30 -2764
2012-12-31 3913
2013-03-31 25891
2013-06-30 9473
2013-09-30 -6214
2013-12-31 4223
2014-03-31 16452
2014-06-30 -4762
2014-09-30 -11732
2014-12-31 -16731
2015-03-31 526
2015-06-30 -3193
2015-09-30 -3614
2015-12-31 -10210
2016-03-31 -5772
2016-06-30 -9
2016-09-30 -5837
2016-12-31 1092
2017-03-31 4635
2017-06-30 10875
2017-09-30 9219
2017-12-31 6199
2018-03-31 -3066
2018-06-30 -7803
2018-09-30 12133
2018-12-31 5508
2019-03-31 3584
2019-06-30 -3938
2019-09-30 -11144
2019-12-31 3111
2020-03-31 9607
2020-06-30 -17561
2020-09-30 -73
2020-12-31 7499
2021-03-31 2872
2021-06-30 -3448
2021-09-30 5390
2021-12-31 7749
2022-03-31 -5453
2022-06-30 3008
2022-09-30 9630
2022-12-31 -6371
2023-03-31 -3218
2023-06-30 -10108
2023-09-30 16594