Quarter	US dollars
2004-12-31	875
2005-03-31	730
2005-06-30	751
2005-09-30	950
2005-12-31	944
2006-03-31	996
2006-06-30	1156
2006-09-30	1205
2006-12-31	1425
2007-03-31	1922
2007-06-30	2006
2007-09-30	2139
2007-12-31	1873
2008-03-31	2647
2008-06-30	1071
2008-09-30	674
2008-12-31	1072
2009-03-31	1402
2009-06-30	1247
2009-09-30	1121
2009-12-31	1143
2010-03-31	887
2010-06-30	965
2010-09-30	3176
2010-12-31	1730
2011-03-31	1717
2011-06-30	812
2011-09-30	756
2011-12-31	674
2012-03-31	670
2012-06-30	717
2012-09-30	691
2012-12-31	650
2013-03-31	651
2013-06-30	743
2013-09-30	623
2013-12-31	712
2014-03-31	730
2014-06-30	792
2014-09-30	723
2014-12-31	691
2015-03-31	655
2015-06-30	30
2015-09-30	27
2015-12-31	15
2016-03-31	13
2016-06-30	12
2016-09-30	3
2016-12-31	10
2017-03-31	-4
2017-06-30	-1
2017-09-30	0
2017-12-31	4
2018-03-31	1
2018-06-30	3
2018-09-30	1
2018-12-31	10
2019-03-31	0
2019-06-30	0
2019-09-30	0
2019-12-31	0
2020-03-31	17
2020-06-30	17
2020-09-30	10
2020-12-31	19
2021-03-31	65
2021-06-30	79
2021-09-30	86
2021-12-31	27
2022-03-31	0
2022-06-30	0
2022-09-30	36
2022-12-31	25
2023-03-31	127
2023-06-30	125
2023-09-30	747