Quarter	US dollars
2004-12-31	154
2005-03-31	147
2005-06-30	142
2005-09-30	14
2005-12-31	228
2006-03-31	219
2006-06-30	215
2006-09-30	237
2006-12-31	207
2007-03-31	180
2007-06-30	112
2007-09-30	0
2007-12-31	40
2008-03-31	40
2008-06-30	40
2008-09-30	39
2008-12-31	0
2009-03-31	0
2009-06-30	0
2009-09-30	0
2009-12-31	0
2010-03-31	0
2010-06-30	0
2010-09-30	0
2010-12-31	0
2011-03-31	0
2011-06-30	0
2011-09-30	0
2011-12-31	0
2012-03-31	0
2012-06-30	0
2012-09-30	0
2012-12-31	6
2013-03-31	14
2013-06-30	35
2013-09-30	87
2013-12-31	116
2014-03-31	142
2014-06-30	166
2014-09-30	183
2014-12-31	225
2015-03-31	196
2015-06-30	25
2015-09-30	51
2015-12-31	43
2016-03-31	42
2016-06-30	31
2016-09-30	32
2016-12-31	16
2017-03-31	296
2017-06-30	279
2017-09-30	268
2017-12-31	313
2018-03-31	243
2018-06-30	210
2018-09-30	223
2018-12-31	396
2019-03-31	464
2019-06-30	406
2019-09-30	373
2019-12-31	312
2020-03-31	300
2020-06-30	323
2020-09-30	349
2020-12-31	354
2021-03-31	348
2021-06-30	343
2021-09-30	382
2021-12-31	375
2022-03-31	349
2022-06-30	367
2022-09-30	378
2022-12-31	365
2023-03-31	354
2023-06-30	330
2023-09-30	358