Quarterly US dollars
1999-03-31 3688
1999-06-30 3431
1999-09-30 3813
1999-12-31 3818
2000-03-31 4102
2000-06-30 3407
2000-09-30 3587
2000-12-31 4015
2001-03-31 5401
2001-06-30 4292
2001-09-30 8567
2001-12-31 5612
2002-03-31 6859
2002-06-30 6420
2002-09-30 6007
2002-12-31 5605
2003-03-31 6201
2003-06-30 8475
2003-09-30 9107
2003-12-31 6966
2004-03-31 7534
2004-06-30 6851
2004-09-30 8273
2004-12-31 8719
2005-03-31 7289
2005-06-30 7889
2005-09-30 9940
2005-12-31 10704
2006-03-31 14041
2006-06-30 14331
2006-09-30 13984
2006-12-31 24079
2007-03-31 13429
2007-06-30 14112
2007-09-30 14453
2007-12-31 17444
2008-03-31 11709
2008-06-30 11603
2008-09-30 13726
2008-12-31 12402
2009-03-31 9594
2009-06-30 10572
2009-09-30 10387
2009-12-31 7516
2010-03-31 9699
2010-06-30 8780
2010-09-30 11821
2010-12-31 11219
2011-03-31 17330
2011-06-30 16925
2011-09-30 20040
2011-12-31 18196
2012-03-31 20617
2012-06-30 20667
2012-09-30 17574
2012-12-31 17256
2013-03-31 22247
2013-06-30 21502
2013-09-30 20653
2013-12-31 21130
2014-03-31 23559
2014-06-30 28933
2014-09-30 30705
2014-12-31 26349
2015-03-31 28674
2015-06-30 29877
2015-09-30 32506
2015-12-31 30722
2016-03-31 33056
2016-06-30 39457
2016-09-30 31332
2016-12-31 30966
2017-03-31 33408
2017-06-30 31758
2017-09-30 34409
2017-12-31 40515
2018-03-31 42766
2018-06-30 42160
2018-09-30 37568
2018-12-31 50443
2019-03-31 39963
2019-06-30 46589
2019-09-30 46004
2019-12-31 51986
2020-03-31 57757
2020-06-30 49891
2020-09-30 52558
2020-12-31 53323
2021-03-31 55633
2021-06-30 60014
2021-09-30 62728
2021-12-31 62747
2022-03-31 59986
2022-06-30 61191
2022-09-30 57011
2022-12-31 60123
2023-03-31 66006
2023-06-30 63988
2023-09-30 61838