Quarter	US dollars
2004-12-31	12
2005-03-31	34
2005-06-30	23
2005-09-30	7
2005-12-31	84
2006-03-31	75
2006-06-30	85
2006-09-30	90
2006-12-31	88
2007-03-31	108
2007-06-30	96
2007-09-30	106
2007-12-31	109
2008-03-31	123
2008-06-30	121
2008-09-30	121
2008-12-31	119
2009-03-31	116
2009-06-30	112
2009-09-30	115
2009-12-31	113
2010-03-31	109
2010-06-30	111
2010-09-30	107
2010-12-31	136
2011-03-31	106
2011-06-30	103
2011-09-30	101
2011-12-31	102
2012-03-31	113
2012-06-30	102
2012-09-30	100
2012-12-31	100
2013-03-31	99
2013-06-30	97
2013-09-30	28
2013-12-31	91
2014-03-31	77
2014-06-30	24
2014-09-30	66
2014-12-31	95
2015-03-31	56
2015-06-30	24
2015-09-30	27
2015-12-31	22
2016-03-31	20
2016-06-30	28
2016-09-30	29
2016-12-31	52
2017-03-31	50
2017-06-30	43
2017-09-30	58
2017-12-31	47
2018-03-31	44
2018-06-30	30
2018-09-30	26
2018-12-31	41
2019-03-31	22
2019-06-30	20
2019-09-30	25
2019-12-31	29
2020-03-31	9
2020-06-30	7
2020-09-30	8
2020-12-31	0
2021-03-31	0
2021-06-30	0
2021-09-30	13
2021-12-31	27
2022-03-31	22
2022-06-30	26
2022-09-30	27
2022-12-31	27
2023-03-31	18
2023-06-30	4
2023-09-30	0