Quarter	US dollars
2004-12-31	102
2005-03-31	112
2005-06-30	115
2005-09-30	126
2005-12-31	120
2006-03-31	111
2006-06-30	137
2006-09-30	155
2006-12-31	159
2007-03-31	163
2007-06-30	183
2007-09-30	183
2007-12-31	195
2008-03-31	364
2008-06-30	354
2008-09-30	346
2008-12-31	260
2009-03-31	264
2009-06-30	287
2009-09-30	317
2009-12-31	299
2010-03-31	279
2010-06-30	233
2010-09-30	246
2010-12-31	250
2011-03-31	244
2011-06-30	242
2011-09-30	240
2011-12-31	179
2012-03-31	232
2012-06-30	184
2012-09-30	208
2012-12-31	200
2013-03-31	226
2013-06-30	209
2013-09-30	201
2013-12-31	205
2014-03-31	203
2014-06-30	241
2014-09-30	214
2014-12-31	220
2015-03-31	196
2015-06-30	286
2015-09-30	221
2015-12-31	224
2016-03-31	230
2016-06-30	238
2016-09-30	244
2016-12-31	240
2017-03-31	230
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	13
2020-03-31	14
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