Quarter	US dollars
2004-12-31	1112
2005-03-31	1911
2005-06-30	1074
2005-09-30	708
2005-12-31	1797
2006-03-31	2439
2006-06-30	2217
2006-09-30	2216
2006-12-31	2176
2007-03-31	1632
2007-06-30	3762
2007-09-30	2942
2007-12-31	2881
2008-03-31	1807
2008-06-30	2251
2008-09-30	2466
2008-12-31	1055
2009-03-31	967
2009-06-30	639
2009-09-30	329
2009-12-31	460
2010-03-31	402
2010-06-30	548
2010-09-30	633
2010-12-31	33
2011-03-31	1419
2011-06-30	1827
2011-09-30	1048
2011-12-31	399
2012-03-31	308
2012-06-30	350
2012-09-30	447
2012-12-31	377
2013-03-31	595
2013-06-30	403
2013-09-30	873
2013-12-31	532
2014-03-31	485
2014-06-30	89
2014-09-30	269
2014-12-31	471
2015-03-31	540
2015-06-30	182
2015-09-30	573
2015-12-31	55
2016-03-31	60
2016-06-30	161
2016-09-30	642
2016-12-31	54
2017-03-31	544
2017-06-30	572
2017-09-30	539
2017-12-31	413
2018-03-31	596
2018-06-30	549
2018-09-30	489
2018-12-31	84
2019-03-31	225
2019-06-30	596
2019-09-30	101
2019-12-31	222
2020-03-31	107
2020-06-30	95
2020-09-30	115
2020-12-31	150
2021-03-31	181
2021-06-30	211
2021-09-30	229
2021-12-31	251
2022-03-31	259
2022-06-30	273
2022-09-30	293
2022-12-31	289
2023-03-31	334
2023-06-30	218
2023-09-30	303