Quarter	US dollars
2004-12-31	267
2005-03-31	261
2005-06-30	249
2005-09-30	258
2005-12-31	276
2006-03-31	245
2006-06-30	250
2006-09-30	265
2006-12-31	339
2007-03-31	194
2007-06-30	297
2007-09-30	192
2007-12-31	119
2008-03-31	93
2008-06-30	76
2008-09-30	93
2008-12-31	76
2009-03-31	73
2009-06-30	82
2009-09-30	46
2009-12-31	60
2010-03-31	32
2010-06-30	142
2010-09-30	14
2010-12-31	103
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	5
2013-03-31	5
2013-06-30	5
2013-09-30	5
2013-12-31	12
2014-03-31	12
2014-06-30	0
2014-09-30	0
2014-12-31	0
2015-03-31	1
2015-06-30	90
2015-09-30	121
2015-12-31	80
2016-03-31	831
2016-06-30	95
2016-09-30	100
2016-12-31	85
2017-03-31	83
2017-06-30	66
2017-09-30	58
2017-12-31	57
2018-03-31	55
2018-06-30	78
2018-09-30	95
2018-12-31	146
2019-03-31	142
2019-06-30	149
2019-09-30	206
2019-12-31	169
2020-03-31	140
2020-06-30	136
2020-09-30	118
2020-12-31	124
2021-03-31	105
2021-06-30	108
2021-09-30	81
2021-12-31	80
2022-03-31	176
2022-06-30	67
2022-09-30	28
2022-12-31	30
2023-03-31	15
2023-06-30	13
2023-09-30	11