Quarter	US dollars
2004-12-31	23
2005-03-31	21
2005-06-30	13
2005-09-30	14
2005-12-31	10
2006-03-31	21
2006-06-30	26
2006-09-30	22
2006-12-31	20
2007-03-31	22
2007-06-30	46
2007-09-30	110
2007-12-31	133
2008-03-31	479
2008-06-30	107
2008-09-30	360
2008-12-31	377
2009-03-31	699
2009-06-30	446
2009-09-30	603
2009-12-31	389
2010-03-31	332
2010-06-30	359
2010-09-30	395
2010-12-31	91
2011-03-31	135
2011-06-30	116
2011-09-30	81
2011-12-31	36
2012-03-31	43
2012-06-30	38
2012-09-30	68
2012-12-31	26
2013-03-31	29
2013-06-30	17
2013-09-30	34
2013-12-31	25
2014-03-31	30
2014-06-30	17
2014-09-30	18
2014-12-31	31
2015-03-31	37
2015-06-30	50
2015-09-30	21
2015-12-31	13
2016-03-31	12
2016-06-30	12
2016-09-30	12
2016-12-31	26
2017-03-31	30
2017-06-30	36
2017-09-30	78
2017-12-31	92
2018-03-31	101
2018-06-30	13
2018-09-30	47
2018-12-31	57
2019-03-31	4
2019-06-30	65
2019-09-30	54
2019-12-31	50
2020-03-31	63
2020-06-30	56
2020-09-30	58
2020-12-31	85
2021-03-31	66
2021-06-30	59
2021-09-30	23
2021-12-31	34
2022-03-31	25
2022-06-30	21
2022-09-30	63
2022-12-31	22
2023-03-31	14
2023-06-30	20
2023-09-30	22