Quarterly US dollars
1999-03-31 4419
1999-06-30 4729
1999-09-30 5528
1999-12-31 4459
2000-03-31 7019
2000-06-30 4255
2000-09-30 4355
2000-12-31 4298
2001-03-31 7253
2001-06-30 4987
2001-09-30 6166
2001-12-31 6333
2002-03-31 6233
2002-06-30 7067
2002-09-30 8819
2002-12-31 8717
2003-03-31 8567
2003-06-30 12433
2003-09-30 13383
2003-12-31 11332
2004-03-31 17249
2004-06-30 15654
2004-09-30 17347
2004-12-31 15845
2005-03-31 17007
2005-06-30 17714
2005-09-30 17003
2005-12-31 16268
2006-03-31 16642
2006-06-30 23063
2006-09-30 21663
2006-12-31 23017
2007-03-31 32786
2007-06-30 30127
2007-09-30 27201
2007-12-31 23407
2008-03-31 24807
2008-06-30 32659
2008-09-30 30034
2008-12-31 27702
2009-03-31 33040
2009-06-30 39542
2009-09-30 35049
2009-12-31 27726
2010-03-31 32736
2010-06-30 29498
2010-09-30 39614
2010-12-31 40697
2011-03-31 36785
2011-06-30 50065
2011-09-30 54740
2011-12-31 48947
2012-03-31 58286
2012-06-30 63125
2012-09-30 65995
2012-12-31 62687
2013-03-31 53852
2013-06-30 42881
2013-09-30 44231
2013-12-31 45059
2014-03-31 51762
2014-06-30 50016
2014-09-30 51034
2014-12-31 48936
2015-03-31 45432
2015-06-30 48335
2015-09-30 51448
2015-12-31 56807
2016-03-31 49126
2016-06-30 52752
2016-09-30 48358
2016-12-31 56957
2017-03-31 51528
2017-06-30 43716
2017-09-30 39804
2017-12-31 43062
2018-03-31 51353
2018-06-30 50870
2018-09-30 52823
2018-12-31 55392
2019-03-31 42608
2019-06-30 40590
2019-09-30 43030
2019-12-31 42252
2020-03-31 53857
2020-06-30 58022
2020-09-30 55833
2020-12-31 66123
2021-03-31 52571
2021-06-30 43628
2021-09-30 39012
2021-12-31 47682
2022-03-31 41510
2022-06-30 45136
2022-09-30 50084
2022-12-31 53615
2023-03-31 39175
2023-06-30 35060
2023-09-30 38184