Quarter	US dollars
2004-12-31	25
2005-03-31	36
2005-06-30	79
2005-09-30	101
2005-12-31	15
2006-03-31	90
2006-06-30	61
2006-09-30	99
2006-12-31	51
2007-03-31	122
2007-06-30	165
2007-09-30	10
2007-12-31	34
2008-03-31	62
2008-06-30	54
2008-09-30	78
2008-12-31	39
2009-03-31	7
2009-06-30	15
2009-09-30	19
2009-12-31	5
2010-03-31	15
2010-06-30	78
2010-09-30	47
2010-12-31	74
2011-03-31	101
2011-06-30	170
2011-09-30	75
2011-12-31	71
2012-03-31	64
2012-06-30	63
2012-09-30	66
2012-12-31	66
2013-03-31	55
2013-06-30	103
2013-09-30	99
2013-12-31	71
2014-03-31	90
2014-06-30	116
2014-09-30	76
2014-12-31	73
2015-03-31	59
2015-06-30	44
2015-09-30	32
2015-12-31	44
2016-03-31	72
2016-06-30	39
2016-09-30	31
2016-12-31	26
2017-03-31	14
2017-06-30	32
2017-09-30	90
2017-12-31	61
2018-03-31	48
2018-06-30	81
2018-09-30	97
2018-12-31	97
2019-03-31	179
2019-06-30	90
2019-09-30	59
2019-12-31	59
2020-03-31	165
2020-06-30	89
2020-09-30	102
2020-12-31	104
2021-03-31	81
2021-06-30	55
2021-09-30	108
2021-12-31	155
2022-03-31	172
2022-06-30	136
2022-09-30	131
2022-12-31	246
2023-03-31	108
2023-06-30	118
2023-09-30	134