Quarter	US dollars
2004-12-31	74122
2005-03-31	95087
2005-06-30	89345
2005-09-30	88589
2005-12-31	72689
2006-03-31	94405
2006-06-30	102060
2006-09-30	107404
2006-12-31	105068
2007-03-31	103361
2007-06-30	102768
2007-09-30	111048
2007-12-31	101182
2008-03-31	121063
2008-06-30	124455
2008-09-30	104524
2008-12-31	97065
2009-03-31	105055
2009-06-30	125768
2009-09-30	117760
2009-12-31	193606
2010-03-31	176588
2010-06-30	196800
2010-09-30	223470
2010-12-31	211311
2011-03-31	206210
2011-06-30	187099
2011-09-30	160686
2011-12-31	147728
2012-03-31	156710
2012-06-30	149091
2012-09-30	143245
2012-12-31	89723
2013-03-31	96141
2013-06-30	95937
2013-09-30	108561
2013-12-31	107698
2014-03-31	103353
2014-06-30	96531
2014-09-30	103752
2014-12-31	105980
2015-03-31	121848
2015-06-30	113740
2015-09-30	114707
2015-12-31	108728
2016-03-31	110340
2016-06-30	112714
2016-09-30	102155
2016-12-31	107403
2017-03-31	104949
2017-06-30	119205
2017-09-30	120105
2017-12-31	108596
2018-03-31	112658
2018-06-30	118304
2018-09-30	114192
2018-12-31	115351
2019-03-31	124688
2019-06-30	122294
2019-09-30	124011
2019-12-31	120062
2020-03-31	125756
2020-06-30	120804
2020-09-30	94805
2020-12-31	85646
2021-03-31	86506
2021-06-30	116834
2021-09-30	129092
2021-12-31	126191
2022-03-31	121050
2022-06-30	97762
2022-09-30	97388
2022-12-31	95009
2023-03-31	108051
2023-06-30	126915
2023-09-30	123408