Quarter	US dollars
2004-12-31	1265
2005-03-31	2047
2005-06-30	1346
2005-09-30	929
2005-12-31	1857
2006-03-31	2538
2006-06-30	2297
2006-09-30	2300
2006-12-31	2364
2007-03-31	1730
2007-06-30	3758
2007-09-30	3131
2007-12-31	3269
2008-03-31	2403
2008-06-30	2711
2008-09-30	2899
2008-12-31	1428
2009-03-31	1403
2009-06-30	1084
2009-09-30	825
2009-12-31	867
2010-03-31	569
2010-06-30	863
2010-09-30	942
2010-12-31	171
2011-03-31	1656
2011-06-30	1949
2011-09-30	1299
2011-12-31	586
2012-03-31	719
2012-06-30	831
2012-09-30	987
2012-12-31	875
2013-03-31	990
2013-06-30	918
2013-09-30	1388
2013-12-31	940
2014-03-31	847
2014-06-30	477
2014-09-30	637
2014-12-31	827
2015-03-31	860
2015-06-30	546
2015-09-30	919
2015-12-31	379
2016-03-31	361
2016-06-30	451
2016-09-30	917
2016-12-31	321
2017-03-31	859
2017-06-30	868
2017-09-30	975
2017-12-31	784
2018-03-31	911
2018-06-30	845
2018-09-30	782
2018-12-31	314
2019-03-31	459
2019-06-30	824
2019-09-30	328
2019-12-31	469
2020-03-31	353
2020-06-30	342
2020-09-30	390
2020-12-31	441
2021-03-31	465
2021-06-30	510
2021-09-30	506
2021-12-31	513
2022-03-31	515
2022-06-30	530
2022-09-30	651
2022-12-31	584
2023-03-31	731
2023-06-30	587
2023-09-30	705