Quarter	US dollars
2004-12-31	134
2005-03-31	217
2005-06-30	229
2005-09-30	212
2005-12-31	187
2006-03-31	262
2006-06-30	283
2006-09-30	263
2006-12-31	585
2007-03-31	461
2007-06-30	622
2007-09-30	625
2007-12-31	1224
2008-03-31	1200
2008-06-30	1483
2008-09-30	887
2008-12-31	647
2009-03-31	555
2009-06-30	288
2009-09-30	414
2009-12-31	317
2010-03-31	320
2010-06-30	364
2010-09-30	1104
2010-12-31	921
2011-03-31	885
2011-06-30	1008
2011-09-30	419
2011-12-31	365
2012-03-31	316
2012-06-30	234
2012-09-30	192
2012-12-31	175
2013-03-31	219
2013-06-30	170
2013-09-30	209
2013-12-31	261
2014-03-31	292
2014-06-30	159
2014-09-30	220
2014-12-31	267
2015-03-31	131
2015-06-30	138
2015-09-30	264
2015-12-31	256
2016-03-31	242
2016-06-30	133
2016-09-30	134
2016-12-31	92
2017-03-31	116
2017-06-30	165
2017-09-30	256
2017-12-31	255
2018-03-31	258
2018-06-30	257
2018-09-30	216
2018-12-31	151
2019-03-31	120
2019-06-30	80
2019-09-30	75
2019-12-31	199
2020-03-31	181
2020-06-30	215
2020-09-30	84
2020-12-31	71
2021-03-31	62
2021-06-30	169
2021-09-30	18
2021-12-31	8
2022-03-31	11
2022-06-30	9
2022-09-30	10
2022-12-31	197
2023-03-31	103
2023-06-30	74
2023-09-30	23