Quarter	US dollars
2004-12-31	912
2005-03-31	851
2005-06-30	909
2005-09-30	771
2005-12-31	694
2006-03-31	781
2006-06-30	1086
2006-09-30	925
2006-12-31	1065
2007-03-31	594
2007-06-30	698
2007-09-30	811
2007-12-31	753
2008-03-31	882
2008-06-30	874
2008-09-30	128
2008-12-31	137
2009-03-31	132
2009-06-30	196
2009-09-30	213
2009-12-31	170
2010-03-31	159
2010-06-30	111
2010-09-30	129
2010-12-31	210
2011-03-31	250
2011-06-30	218
2011-09-30	189
2011-12-31	135
2012-03-31	157
2012-06-30	104
2012-09-30	136
2012-12-31	110
2013-03-31	114
2013-06-30	162
2013-09-30	99
2013-12-31	86
2014-03-31	117
2014-06-30	164
2014-09-30	41
2014-12-31	53
2015-03-31	37
2015-06-30	31
2015-09-30	21
2015-12-31	19
2016-03-31	19
2016-06-30	13
2016-09-30	23
2016-12-31	15
2017-03-31	9
2017-06-30	18
2017-09-30	8
2017-12-31	19
2018-03-31	74
2018-06-30	59
2018-09-30	47
2018-12-31	41
2019-03-31	23
2019-06-30	53
2019-09-30	10
2019-12-31	29
2020-03-31	36
2020-06-30	58
2020-09-30	6
2020-12-31	46
2021-03-31	4
2021-06-30	4
2021-09-30	7
2021-12-31	7
2022-03-31	26
2022-06-30	21
2022-09-30	26
2022-12-31	15
2023-03-31	9
2023-06-30	58
2023-09-30	81