Quarterly US dollars
1999-03-31 22665
1999-06-30 21938
1999-09-30 25293
1999-12-31 25356
2000-03-31 24700
2000-06-30 25859
2000-09-30 33803
2000-12-31 35613
2001-03-31 33595
2001-06-30 41999
2001-09-30 41132
2001-12-31 42854
2002-03-31 43351
2002-06-30 43532
2002-09-30 43524
2002-12-31 46441
2003-03-31 55246
2003-06-30 63066
2003-09-30 58191
2003-12-31 58891
2004-03-31 76403
2004-06-30 78972
2004-09-30 75376
2004-12-31 76851
2005-03-31 79094
2005-06-30 64924
2005-09-30 62134
2005-12-31 73232
2006-03-31 82397
2006-06-30 89557
2006-09-30 92485
2006-12-31 106094
2007-03-31 135715
2007-06-30 128711
2007-09-30 122592
2007-12-31 111792
2008-03-31 131025
2008-06-30 125825
2008-09-30 125995
2008-12-31 122265
2009-03-31 127206
2009-06-30 118418
2009-09-30 129748
2009-12-31 107250
2010-03-31 127733
2010-06-30 125799
2010-09-30 137984
2010-12-31 129891
2011-03-31 135874
2011-06-30 156347
2011-09-30 187216
2011-12-31 154213
2012-03-31 163420
2012-06-30 167569
2012-09-30 142859
2012-12-31 133204
2013-03-31 144051
2013-06-30 145866
2013-09-30 130847
2013-12-31 126789
2014-03-31 120376
2014-06-30 129830
2014-09-30 121348
2014-12-31 109172
2015-03-31 123847
2015-06-30 119722
2015-09-30 109273
2015-12-31 94964
2016-03-31 105431
2016-06-30 93645
2016-09-30 91510
2016-12-31 72650
2017-03-31 80789
2017-06-30 82329
2017-09-30 79843
2017-12-31 77365
2018-03-31 84152
2018-06-30 77758
2018-09-30 74306
2018-12-31 71980
2019-03-31 62844
2019-06-30 68320
2019-09-30 67815
2019-12-31 67726
2020-03-31 74838
2020-06-30 83751
2020-09-30 74446
2020-12-31 81637
2021-03-31 78348
2021-06-30 72395
2021-09-30 77325
2021-12-31 82409
2022-03-31 66772
2022-06-30 54950
2022-09-30 42205
2022-12-31 48699
2023-03-31 48401
2023-06-30 45143
2023-09-30 52288