Quarter	US dollars
2004-12-31	-50
2005-03-31	-93
2005-06-30	36
2005-09-30	30
2005-12-31	23
2006-03-31	16
2006-06-30	39
2006-09-30	105
2006-12-31	43
2007-03-31	63
2007-06-30	62
2007-09-30	18
2007-12-31	2
2008-03-31	10
2008-06-30	-44
2008-09-30	-62
2008-12-31	7
2009-03-31	-36
2009-06-30	5
2009-09-30	-2
2009-12-31	-2
2010-03-31	-6
2010-06-30	-3
2010-09-30	8
2010-12-31	8
2011-03-31	216
2011-06-30	215
2011-09-30	6
2011-12-31	9
2012-03-31	3
2012-06-30	5
2012-09-30	11
2012-12-31	15
2013-03-31	5
2013-06-30	0
2013-09-30	-2
2013-12-31	-2
2014-03-31	-5
2014-06-30	-3
2014-09-30	-34
2014-12-31	-30
2015-03-31	-25
2015-06-30	-22
2015-09-30	-11
2015-12-31	-10
2016-03-31	-6
2016-06-30	-5
2016-09-30	-6
2016-12-31	-5
2017-03-31	-25
2017-06-30	-22
2017-09-30	-24
2017-12-31	-26
2018-03-31	-27
2018-06-30	0
2018-09-30	0
2018-12-31	0
2019-03-31	0
2019-06-30	0
2019-09-30	1
2019-12-31	1
2020-03-31	0
2020-06-30	1
2020-09-30	1
2020-12-31	0
2021-03-31	0
2021-06-30	0
2021-09-30	1
2021-12-31	26
2022-03-31	45
2022-06-30	30
2022-09-30	57
2022-12-31	61
2023-03-31	63
2023-06-30	58
2023-09-30	39