Quarter	US dollars
2004-12-31	60884
2005-03-31	61026
2005-06-30	63564
2005-09-30	65725
2005-12-31	67229
2006-03-31	71937
2006-06-30	79840
2006-09-30	83701
2006-12-31	83047
2007-03-31	91153
2007-06-30	92355
2007-09-30	96029
2007-12-31	100843
2008-03-31	107762
2008-06-30	104214
2008-09-30	102743
2008-12-31	80756
2009-03-31	79129
2009-06-30	84904
2009-09-30	90645
2009-12-31	89455
2010-03-31	92544
2010-06-30	87257
2010-09-30	84278
2010-12-31	89966
2011-03-31	94862
2011-06-30	101492
2011-09-30	91363
2011-12-31	93210
2012-03-31	97855
2012-06-30	100130
2012-09-30	104983
2012-12-31	104838
2013-03-31	105774
2013-06-30	97459
2013-09-30	101557
2013-12-31	98393
2014-03-31	92664
2014-06-30	95343
2014-09-30	88172
2014-12-31	96576
2015-03-31	88506
2015-06-30	92166
2015-09-30	89313
2015-12-31	89624
2016-03-31	91263
2016-06-30	87775
2016-09-30	88430
2016-12-31	87943
2017-03-31	89261
2017-06-30	90138
2017-09-30	89729
2017-12-31	95756
2018-03-31	98808
2018-06-30	101193
2018-09-30	104291
2018-12-31	101542
2019-03-31	99638
2019-06-30	103666
2019-09-30	104928
2019-12-31	104709
2020-03-31	111047
2020-06-30	121884
2020-09-30	123671
2020-12-31	132083
2021-03-31	127598
2021-06-30	135553
2021-09-30	136728
2021-12-31	142724
2022-03-31	143074
2022-06-30	141889
2022-09-30	133722
2022-12-31	138915
2023-03-31	134532
2023-06-30	139033
2023-09-30	139844
