Quarter	US dollars
2004-12-31	1094
2005-03-31	868
2005-06-30	1181
2005-09-30	1137
2005-12-31	417
2006-03-31	949
2006-06-30	812
2006-09-30	1014
2006-12-31	49
2007-03-31	333
2007-06-30	785
2007-09-30	448
2007-12-31	420
2008-03-31	733
2008-06-30	521
2008-09-30	112
2008-12-31	33
2009-03-31	1285
2009-06-30	962
2009-09-30	29
2009-12-31	44
2010-03-31	36
2010-06-30	28
2010-09-30	55
2010-12-31	27
2011-03-31	30
2011-06-30	5
2011-09-30	41
2011-12-31	37
2012-03-31	51
2012-06-30	74
2012-09-30	11
2012-12-31	5
2013-03-31	11
2013-06-30	17
2013-09-30	13
2013-12-31	246
2014-03-31	325
2014-06-30	349
2014-09-30	347
2014-12-31	323
2015-03-31	306
2015-06-30	381
2015-09-30	485
2015-12-31	433
2016-03-31	368
2016-06-30	396
2016-09-30	346
2016-12-31	381
2017-03-31	280
2017-06-30	831
2017-09-30	1524
2017-12-31	1705
2018-03-31	1434
2018-06-30	1410
2018-09-30	1984
2018-12-31	1890
2019-03-31	1437
2019-06-30	1415
2019-09-30	1581
2019-12-31	2196
2020-03-31	1521
2020-06-30	1131
2020-09-30	1207
2020-12-31	1258
2021-03-31	1433
2021-06-30	1527
2021-09-30	1636
2021-12-31	1819
2022-03-31	2064
2022-06-30	2209
2022-09-30	2649
2022-12-31	2796
2023-03-31	2389
2023-06-30	2119
2023-09-30	2000