Quarter	US dollars
2004-12-31	-117
2005-03-31	-70
2005-06-30	-4
2005-09-30	-2
2005-12-31	2
2006-03-31	-104
2006-06-30	-102
2006-09-30	-198
2006-12-31	-198
2007-03-31	-200
2007-06-30	-185
2007-09-30	-218
2007-12-31	-181
2008-03-31	-40
2008-06-30	-62
2008-09-30	-127
2008-12-31	-127
2009-03-31	-175
2009-06-30	-147
2009-09-30	-155
2009-12-31	-181
2010-03-31	-120
2010-06-30	-233
2010-09-30	-112
2010-12-31	-28
2011-03-31	-114
2011-06-30	-130
2011-09-30	-122
2011-12-31	2
2012-03-31	3
2012-06-30	0
2012-09-30	-165
2012-12-31	-163
2013-03-31	-164
2013-06-30	-165
2013-09-30	-212
2013-12-31	-360
2014-03-31	-337
2014-06-30	-214
2014-09-30	-193
2014-12-31	-109
2015-03-31	-105
2015-06-30	-2
2015-09-30	-2
2015-12-31	-3
2016-03-31	-14
2016-06-30	-12
2016-09-30	-13
2016-12-31	1
2017-03-31	1
2017-06-30	-1
2017-09-30	0
2017-12-31	0
2018-03-31	-7
2018-06-30	-8
2018-09-30	-12
2018-12-31	1
2019-03-31	-9
2019-06-30	-9
2019-09-30	-10
2019-12-31	-9
2020-03-31	-9
2020-06-30	-7
2020-09-30	-6
2020-12-31	-3
2021-03-31	-3
2021-06-30	-3
2021-09-30	-3
2021-12-31	-1
2022-03-31	-1
2022-06-30	10
2022-09-30	4
2022-12-31	3
2023-03-31	4
2023-06-30	0
2023-09-30	0