Quarter	US dollars
2007-06-30	1038
2007-09-30	1015
2007-12-31	907
2008-03-31	521
2008-06-30	680
2008-09-30	830
2008-12-31	244
2009-03-31	123
2009-06-30	128
2009-09-30	171
2009-12-31	95
2010-03-31	126
2010-06-30	138
2010-09-30	137
2010-12-31	130
2011-03-31	147
2011-06-30	122
2011-09-30	111
2011-12-31	51
2012-03-31	118
2012-06-30	143
2012-09-30	173
2012-12-31	157
2013-03-31	134
2013-06-30	330
2013-09-30	401
2013-12-31	396
2014-03-31	388
2014-06-30	314
2014-09-30	275
2014-12-31	189
2015-03-31	244
2015-06-30	231
2015-09-30	272
2015-12-31	165
2016-03-31	203
2016-06-30	296
2016-09-30	373
2016-12-31	337
2017-03-31	355
2017-06-30	394
2017-09-30	170
2017-12-31	168
2018-03-31	161
2018-06-30	196
2018-09-30	173
2018-12-31	121
2019-03-31	175
2019-06-30	86
2019-09-30	83
2019-12-31	75
2020-03-31	261
2020-06-30	74
2020-09-30	89
2020-12-31	170
2021-03-31	142
2021-06-30	83
2021-09-30	32
2021-12-31	103
2022-03-31	224
2022-06-30	161
2022-09-30	55
2022-12-31	34
2023-03-31	39
2023-06-30	42
2023-09-30	251
