Quarter	US dollars
2004-12-31	71
2005-03-31	172
2005-06-30	81
2005-09-30	88
2005-12-31	69
2006-03-31	83
2006-06-30	55
2006-09-30	97
2006-12-31	18
2007-03-31	41
2007-06-30	76
2007-09-30	29
2007-12-31	54
2008-03-31	48
2008-06-30	68
2008-09-30	96
2008-12-31	68
2009-03-31	67
2009-06-30	72
2009-09-30	59
2009-12-31	61
2010-03-31	62
2010-06-30	57
2010-09-30	80
2010-12-31	77
2011-03-31	75
2011-06-30	53
2011-09-30	48
2011-12-31	36
2012-03-31	35
2012-06-30	44
2012-09-30	42
2012-12-31	47
2013-03-31	30
2013-06-30	18
2013-09-30	44
2013-12-31	28
2014-03-31	53
2014-06-30	38
2014-09-30	24
2014-12-31	23
2015-03-31	1
2015-06-30	0
2015-09-30	0
2015-12-31	0
2016-03-31	0
2016-06-30	12
2016-09-30	12
2016-12-31	9
2017-03-31	9
2017-06-30	0
2017-09-30	0
2017-12-31	0
2018-03-31	0
2018-06-30	0
2018-09-30	0
2018-12-31	0
2019-03-31	3
2019-06-30	3
2019-09-30	0
2019-12-31	0
2020-03-31	0
2020-06-30	0
2020-09-30	0
2020-12-31	1
2021-03-31	3
2021-06-30	1
2021-09-30	3
2021-12-31	3
2022-03-31	3
2022-06-30	2
2022-09-30	1
2022-12-31	1
2023-03-31	1
2023-06-30	1
2023-09-30	1