Quarter	US dollars
2004-12-31	146
2005-03-31	144
2005-06-30	127
2005-09-30	122
2005-12-31	93
2006-03-31	92
2006-06-30	98
2006-09-30	95
2006-12-31	96
2007-03-31	110
2007-06-30	106
2007-09-30	108
2007-12-31	281
2008-03-31	149
2008-06-30	141
2008-09-30	37
2008-12-31	89
2009-03-31	87
2009-06-30	109
2009-09-30	110
2009-12-31	44
2010-03-31	52
2010-06-30	1
2010-09-30	2
2010-12-31	2
2011-03-31	27
2011-06-30	26
2011-09-30	22
2011-12-31	15
2012-03-31	77
2012-06-30	67
2012-09-30	71
2012-12-31	68
2013-03-31	3
2013-06-30	64
2013-09-30	2
2013-12-31	33
2014-03-31	3
2014-06-30	2
2014-09-30	3
2014-12-31	3
2015-03-31	3
2015-06-30	2
2015-09-30	2
2015-12-31	1
2016-03-31	1
2016-06-30	1
2016-09-30	3
2016-12-31	1
2017-03-31	1
2017-06-30	1
2017-09-30	1
2017-12-31	1
2018-03-31	1
2018-06-30	9
2018-09-30	12
2018-12-31	11
2019-03-31	12
2019-06-30	11
2019-09-30	11
2019-12-31	13
2020-03-31	11
2020-06-30	11
2020-09-30	13
2020-12-31	11
2021-03-31	8
2021-06-30	8
2021-09-30	7
2021-12-31	5
2022-03-31	9
2022-06-30	12
2022-09-30	11
2022-12-31	17
2023-03-31	17
2023-06-30	16
2023-09-30	16