Quarterly US dollars
1999-09-30 1962
1999-12-31 8270
2000-03-31 3360
2000-06-30 7692
2000-09-30 8536
2000-12-31 9438
2001-03-31 7446
2001-06-30 8169
2001-09-30 7552
2001-12-31 5702
2002-03-31 4250
2002-06-30 6451
2002-09-30 7585
2002-12-31 4643
2003-03-31 5812
2003-06-30 4198
2003-09-30 5928
2003-12-31 5692
2004-03-31 5516
2004-06-30 4573
2004-09-30 3473
2004-12-31 3842
2005-03-31 3297
2005-06-30 3463
2005-09-30 3622
2005-12-31 4891
2006-03-31 4739
2006-06-30 3744
2006-09-30 4766
2006-12-31 4244
2007-03-31 4222
2007-06-30 2876
2007-09-30 4602
2007-12-31 4248
2008-03-31 6974
2008-06-30 7413
2008-09-30 5782
2008-12-31 2144
2009-03-31 496
2009-06-30 1128
2009-09-30 1190
2009-12-31 2138
2010-03-31 6223
2010-06-30 3038
2010-09-30 4426
2010-12-31 2391
2011-03-31 3750
2011-06-30 4885
2011-09-30 7469
2011-12-31 5872
2012-03-31 6094
2012-06-30 7424
2012-09-30 5123
2012-12-31 4172
2013-03-31 5626
2013-06-30 4586
2013-09-30 4400
2013-12-31 5253
2014-03-31 9772
2014-06-30 2784
2014-09-30 5678
2014-12-31 3897
2015-03-31 8528
2015-06-30 3785
2015-09-30 6752
2015-12-31 7065
2016-03-31 3818
2016-06-30 6543
2016-09-30 10108
2016-12-31 7056
2017-03-31 8824
2017-06-30 6962
2017-09-30 6778
2017-12-31 12557
2018-03-31 15702
2018-06-30 12354
2018-09-30 14756
2018-12-31 5368
2019-03-31 5761
2019-06-30 13351
2019-09-30 4078
2019-12-31 11761
2020-03-31 7882
2020-06-30 6937
2020-09-30 8885
2020-12-31 3838
2021-03-31 14287
2021-06-30 14443
2021-09-30 13510
2021-12-31 10525
2022-03-31 11356
2022-06-30 8722
2022-09-30 8648
2022-12-31 6435
2023-03-31 12218
2023-06-30 11576
2023-09-30 12739
2023-12-31 11641