Quarterly US dollars
1999-03-31 1384
1999-06-30 1624
1999-09-30 1910
1999-12-31 2104
2000-03-31 2436
2000-06-30 2031
2000-09-30 1813
2000-12-31 1731
2001-03-31 1942
2001-06-30 3094
2001-09-30 3563
2001-12-31 2295
2002-03-31 1756
2002-06-30 2613
2002-09-30 2139
2002-12-31 1739
2003-03-31 1112
2003-06-30 1565
2003-09-30 1219
2003-12-31 1862
2004-03-31 2340
2004-06-30 3072
2004-09-30 3494
2004-12-31 3624
2005-03-31 2334
2005-06-30 3028
2005-09-30 5307
2005-12-31 5116
2006-03-31 2394
2006-06-30 4584
2006-09-30 6047
2006-12-31 6437
2007-03-31 6333
2007-06-30 4625
2007-09-30 4636
2007-12-31 7097
2008-03-31 7663
2008-06-30 6369
2008-09-30 4322
2008-12-31 4809
2009-03-31 4853
2009-06-30 5427
2009-09-30 4335
2009-12-31 3962
2010-03-31 3248
2010-06-30 2814
2010-09-30 3178
2010-12-31 1763
2011-03-31 2668
2011-06-30 1761
2011-09-30 2567
2011-12-31 3366
2012-03-31 2076
2012-06-30 1699
2012-09-30 3049
2012-12-31 2989
2013-03-31 3222
2013-06-30 3567
2013-09-30 3447
2013-12-31 2675
2014-03-31 4939
2014-06-30 3797
2014-09-30 5733
2014-12-31 3872
2015-03-31 3892
2015-06-30 3382
2015-09-30 2931
2015-12-31 3640
2016-03-31 5442
2016-06-30 4003
2016-09-30 3976
2016-12-31 4933
2017-03-31 2803
2017-06-30 3154
2017-09-30 2621
2017-12-31 3027
2018-03-31 3136
2018-06-30 4476
2018-09-30 9786
2018-12-31 7476
2019-03-31 7677
2019-06-30 5750
2019-09-30 6708
2019-12-31 6988
2020-03-31 8238
2020-06-30 5853
2020-09-30 6646
2020-12-31 7526
2021-03-31 5596
2021-06-30 6061
2021-09-30 6495
2021-12-31 7954
2022-03-31 6621
2022-06-30 9027
2022-09-30 10152
2022-12-31 6217
2023-03-31 6022
2023-06-30 5312
2023-09-30 4806