Quarter	US dollars
2004-12-31	150
2005-03-31	153
2005-06-30	147
2005-09-30	134
2005-12-31	142
2006-03-31	132
2006-06-30	144
2006-09-30	138
2006-12-31	164
2007-03-31	167
2007-06-30	0
2007-09-30	153
2007-12-31	175
2008-03-31	179
2008-06-30	0
2008-09-30	219
2008-12-31	165
2009-03-31	181
2009-06-30	194
2009-09-30	187
2009-12-31	152
2010-03-31	229
2010-06-30	150
2010-09-30	241
2010-12-31	236
2011-03-31	289
2011-06-30	336
2011-09-30	343
2011-12-31	346
2012-03-31	364
2012-06-30	320
2012-09-30	338
2012-12-31	378
2013-03-31	454
2013-06-30	417
2013-09-30	397
2013-12-31	0
2014-03-31	0
2014-06-30	0
2014-09-30	2
2014-12-31	2
2015-03-31	0
2015-06-30	0
2015-09-30	0
2015-12-31	0
2016-03-31	0
2016-06-30	0
2016-09-30	0
2016-12-31	0
2017-03-31	0
2017-06-30	0
2017-09-30	0
2017-12-31	0
2018-03-31	0
2018-06-30	0
2018-09-30	0
2018-12-31	0
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	0
2022-09-30	0
2022-12-31	0
2023-03-31	0
2023-06-30	0
2023-09-30	0