Quarter	US dollars
2004-12-31	2093
2005-03-31	798
2005-06-30	963
2005-09-30	1052
2005-12-31	948
2006-03-31	957
2006-06-30	853
2006-09-30	861
2006-12-31	802
2007-03-31	1134
2007-06-30	905
2007-09-30	909
2007-12-31	705
2008-03-31	1324
2008-06-30	1069
2008-09-30	987
2008-12-31	1203
2009-03-31	675
2009-06-30	624
2009-09-30	713
2009-12-31	660
2010-03-31	1448
2010-06-30	1555
2010-09-30	1391
2010-12-31	1101
2011-03-31	2029
2011-06-30	1297
2011-09-30	1879
2011-12-31	1198
2012-03-31	944
2012-06-30	1394
2012-09-30	1284
2012-12-31	1256
2013-03-31	1353
2013-06-30	1339
2013-09-30	1501
2013-12-31	1947
2014-03-31	1459
2014-06-30	1795
2014-09-30	1723
2014-12-31	1380
2015-03-31	1418
2015-06-30	1379
2015-09-30	1650
2015-12-31	1464
2016-03-31	1101
2016-06-30	1029
2016-09-30	1067
2016-12-31	727
2017-03-31	1678
2017-06-30	1913
2017-09-30	1870
2017-12-31	1583
2018-03-31	1760
2018-06-30	1897
2018-09-30	1534
2018-12-31	1384
2019-03-31	2040
2019-06-30	2045
2019-09-30	1767
2019-12-31	1917
2020-03-31	1919
2020-06-30	1738
2020-09-30	1603
2020-12-31	2438
2021-03-31	2656
2021-06-30	2591
2021-09-30	2569
2021-12-31	2900
2022-03-31	2972
2022-06-30	3018
2022-09-30	3273
2022-12-31	2697
2023-03-31	2775
2023-06-30	2680
2023-09-30	3654