Quarter	US dollars
2004-12-31	42
2005-03-31	36
2005-06-30	32
2005-09-30	28
2005-12-31	38
2006-03-31	43
2006-06-30	96
2006-09-30	64
2006-12-31	49
2007-03-31	61
2007-06-30	82
2007-09-30	84
2007-12-31	82
2008-03-31	91
2008-06-30	78
2008-09-30	151
2008-12-31	70
2009-03-31	143
2009-06-30	76
2009-09-30	114
2009-12-31	44
2010-03-31	44
2010-06-30	46
2010-09-30	46
2010-12-31	36
2011-03-31	48
2011-06-30	32
2011-09-30	204
2011-12-31	83
2012-03-31	2
2012-06-30	2
2012-09-30	2
2012-12-31	2
2013-03-31	2
2013-06-30	2
2013-09-30	5
2013-12-31	3
2014-03-31	2
2014-06-30	2
2014-09-30	2
2014-12-31	2
2015-03-31	1
2015-06-30	2
2015-09-30	2
2015-12-31	0
2016-03-31	0
2016-06-30	0
2016-09-30	0
2016-12-31	0
2017-03-31	0
2017-06-30	1
2017-09-30	1
2017-12-31	1
2018-03-31	1
2018-06-30	7
2018-09-30	0
2018-12-31	4
2019-03-31	4
2019-06-30	8
2019-09-30	0
2019-12-31	4
2020-03-31	4
2020-06-30	7
2020-09-30	0
2020-12-31	0
2021-03-31	0
2021-06-30	0
2021-09-30	7
2021-12-31	0
2022-03-31	0
2022-06-30	0
2022-09-30	0
2022-12-31	0
2023-03-31	0
2023-06-30	0
2023-09-30	0