Quarterly US dollars
1999-03-31 1887
1999-06-30 1868
1999-09-30 1919
1999-12-31 1927
2000-03-31 2021
2000-06-30 1958
2000-09-30 1970
2000-12-31 2013
2001-03-31 2060
2001-06-30 2171
2001-09-30 2290
2001-12-31 2379
2002-03-31 2235
2002-06-30 2233
2002-09-30 2122
2002-12-31 2072
2003-03-31 2089
2003-06-30 2112
2003-09-30 2103
2003-12-31 2179
2004-03-31 2163
2004-06-30 2316
2004-09-30 1908
2004-12-31 2007
2005-03-31 2332
2005-06-30 2332
2005-09-30 2739
2005-12-31 2492
2006-03-31 2832
2006-06-30 2742
2006-09-30 2931
2006-12-31 3256
2007-03-31 4039
2007-06-30 4694
2007-09-30 4558
2007-12-31 3844
2008-03-31 5403
2008-06-30 4354
2008-09-30 4065
2008-12-31 3544
2009-03-31 3641
2009-06-30 3622
2009-09-30 3928
2009-12-31 4049
2010-03-31 3993
2010-06-30 4224
2010-09-30 4215
2010-12-31 3994
2011-03-31 4663
2011-06-30 4433
2011-09-30 4276
2011-12-31 4400
2012-03-31 4219
2012-06-30 4073
2012-09-30 3794
2012-12-31 3541
2013-03-31 3694
2013-06-30 3569
2013-09-30 3702
2013-12-31 3422
2014-03-31 3910
2014-06-30 4047
2014-09-30 3960
2014-12-31 4741
2015-03-31 3385
2015-06-30 3239
2015-09-30 3252
2015-12-31 2514
2016-03-31 2609
2016-06-30 2552
2016-09-30 2110
2016-12-31 2244
2017-03-31 2262
2017-06-30 3084
2017-09-30 3475
2017-12-31 3503
2018-03-31 3574
2018-06-30 3601
2018-09-30 3643
2018-12-31 3725
2019-03-31 3549
2019-06-30 3579
2019-09-30 2950
2019-12-31 2951
2020-03-31 2692
2020-06-30 2383
2020-09-30 2378
2020-12-31 2044
2021-03-31 1996
2021-06-30 2163
2021-09-30 2158
2021-12-31 1990
2022-03-31 2522
2022-06-30 2461
2022-09-30 2644
2022-12-31 2200
2023-03-31 2329
2023-06-30 1867
2023-09-30 2065