Quarter	US dollars
2004-12-31	257
2005-03-31	1004
2005-06-30	1558
2005-09-30	2153
2005-12-31	8035
2006-03-31	1183
2006-06-30	875
2006-09-30	553
2006-12-31	832
2007-03-31	3438
2007-06-30	3517
2007-09-30	1740
2007-12-31	2112
2008-03-31	1842
2008-06-30	1148
2008-09-30	654
2008-12-31	3380
2009-03-31	3319
2009-06-30	2215
2009-09-30	1630
2009-12-31	2907
2010-03-31	1765
2010-06-30	2023
2010-09-30	2625
2010-12-31	2696
2011-03-31	2462
2011-06-30	1895
2011-09-30	1182
2011-12-31	1322
2012-03-31	1846
2012-06-30	1227
2012-09-30	606
2012-12-31	184
2013-03-31	442
2013-06-30	308
2013-09-30	797
2013-12-31	807
2014-03-31	252
2014-06-30	1416
2014-09-30	828
2014-12-31	556
2015-03-31	1070
2015-06-30	645
2015-09-30	530
2015-12-31	276
2016-03-31	263
2016-06-30	129
2016-09-30	322
2016-12-31	376
2017-03-31	3
2017-06-30	282
2017-09-30	280
2017-12-31	596
2018-03-31	377
2018-06-30	363
2018-09-30	349
2018-12-31	295
2019-03-31	318
2019-06-30	244
2019-09-30	67
2019-12-31	37
2020-03-31	172
2020-06-30	198
2020-09-30	67
2020-12-31	71
2021-03-31	54
2021-06-30	359
2021-09-30	368
2021-12-31	19
2022-03-31	20
2022-06-30	113
2022-09-30	105
2022-12-31	170
2023-03-31	179
2023-06-30	82
2023-09-30	111