Quarter	US dollars
2004-12-31	6
2005-03-31	8
2005-06-30	7
2005-09-30	5
2005-12-31	0
2006-03-31	0
2006-06-30	0
2006-09-30	0
2006-12-31	0
2007-03-31	0
2007-06-30	4
2007-09-30	8
2007-12-31	14
2008-03-31	18
2008-06-30	26
2008-09-30	105
2008-12-31	106
2009-03-31	161
2009-06-30	186
2009-09-30	114
2009-12-31	105
2010-03-31	50
2010-06-30	70
2010-09-30	54
2010-12-31	77
2011-03-31	51
2011-06-30	67
2011-09-30	92
2011-12-31	93
2012-03-31	189
2012-06-30	185
2012-09-30	147
2012-12-31	76
2013-03-31	165
2013-06-30	79
2013-09-30	131
2013-12-31	93
2014-03-31	13
2014-06-30	56
2014-09-30	79
2014-12-31	178
2015-03-31	184
2015-06-30	127
2015-09-30	195
2015-12-31	160
2016-03-31	242
2016-06-30	82
2016-09-30	78
2016-12-31	39
2017-03-31	113
2017-06-30	75
2017-09-30	40
2017-12-31	11
2018-03-31	60
2018-06-30	59
2018-09-30	59
2018-12-31	57
2019-03-31	27
2019-06-30	25
2019-09-30	26
2019-12-31	28
2020-03-31	30
2020-06-30	30
2020-09-30	22
2020-12-31	0
2021-03-31	0
2021-06-30	1
2021-09-30	0
2021-12-31	59
2022-03-31	61
2022-06-30	89
2022-09-30	89
2022-12-31	99
2023-03-31	119
2023-06-30	119
2023-09-30	120