Quarter	US dollars
2004-12-31	182
2005-03-31	110
2005-06-30	299
2005-09-30	117
2005-12-31	125
2006-03-31	118
2006-06-30	113
2006-09-30	149
2006-12-31	143
2007-03-31	229
2007-06-30	241
2007-09-30	442
2007-12-31	241
2008-03-31	203
2008-06-30	233
2008-09-30	226
2008-12-31	359
2009-03-31	371
2009-06-30	459
2009-09-30	461
2009-12-31	444
2010-03-31	519
2010-06-30	467
2010-09-30	1245
2010-12-31	1290
2011-03-31	1273
2011-06-30	1066
2011-09-30	1525
2011-12-31	1865
2012-03-31	681
2012-06-30	1956
2012-09-30	2137
2012-12-31	2082
2013-03-31	1145
2013-06-30	1767
2013-09-30	1925
2013-12-31	1159
2014-03-31	1187
2014-06-30	1070
2014-09-30	1085
2014-12-31	1072
2015-03-31	1042
2015-06-30	813
2015-09-30	6
2015-12-31	7
2016-03-31	24
2016-06-30	23
2016-09-30	16
2016-12-31	25
2017-03-31	10
2017-06-30	1
2017-09-30	30
2017-12-31	0
2018-03-31	0
2018-06-30	0
2018-09-30	1
2018-12-31	1
2019-03-31	0
2019-06-30	0
2019-09-30	0
2019-12-31	0
2020-03-31	0
2020-06-30	0
2020-09-30	0
2020-12-31	0
2021-03-31	0
2021-06-30	0
2021-09-30	0
2021-12-31	0
2022-03-31	0
2022-06-30	1
2022-09-30	1
2022-12-31	1
2023-03-31	0
2023-06-30	0
2023-09-30	0