Quarter	US dollars
2004-12-31	19
2005-03-31	2
2005-06-30	9
2005-09-30	11
2005-12-31	5
2006-03-31	10
2006-06-30	11
2006-09-30	26
2006-12-31	12
2007-03-31	20
2007-06-30	30
2007-09-30	33
2007-12-31	8
2008-03-31	28
2008-06-30	58
2008-09-30	94
2008-12-31	29
2009-03-31	29
2009-06-30	46
2009-09-30	54
2009-12-31	32
2010-03-31	29
2010-06-30	52
2010-09-30	66
2010-12-31	366
2011-03-31	285
2011-06-30	98
2011-09-30	120
2011-12-31	79
2012-03-31	182
2012-06-30	184
2012-09-30	136
2012-12-31	68
2013-03-31	94
2013-06-30	224
2013-09-30	133
2013-12-31	3
2014-03-31	2
2014-06-30	99
2014-09-30	110
2014-12-31	69
2015-03-31	83
2015-06-30	53
2015-09-30	48
2015-12-31	52
2016-03-31	37
2016-06-30	26
2016-09-30	60
2016-12-31	76
2017-03-31	16
2017-06-30	82
2017-09-30	50
2017-12-31	97
2018-03-31	114
2018-06-30	107
2018-09-30	111
2018-12-31	64
2019-03-31	38
2019-06-30	113
2019-09-30	111
2019-12-31	159
2020-03-31	123
2020-06-30	126
2020-09-30	40
2020-12-31	42
2021-03-31	44
2021-06-30	3
2021-09-30	15
2021-12-31	13
2022-03-31	38
2022-06-30	39
2022-09-30	41
2022-12-31	48
2023-03-31	52
2023-06-30	0
2023-09-30	0