Quarterly US dollars
1999-03-31 1006
1999-06-30 988
1999-09-30 945
1999-12-31 998
2000-03-31 989
2000-06-30 1064
2000-09-30 946
2000-12-31 918
2001-03-31 933
2001-06-30 1040
2001-09-30 1122
2001-12-31 1184
2002-03-31 1254
2002-06-30 1364
2002-09-30 1498
2002-12-31 1497
2003-03-31 1677
2003-06-30 1777
2003-09-30 1655
2003-12-31 1689
2004-03-31 1818
2004-06-30 1819
2004-09-30 1808
2004-12-31 1900
2005-03-31 1736
2005-06-30 1625
2005-09-30 1615
2005-12-31 1648
2006-03-31 2410
2006-06-30 1925
2006-09-30 1992
2006-12-31 2890
2007-03-31 2858
2007-06-30 3600
2007-09-30 2324
2007-12-31 2266
2008-03-31 2914
2008-06-30 2397
2008-09-30 1970
2008-12-31 2319
2009-03-31 2226
2009-06-30 2088
2009-09-30 2623
2009-12-31 2574
2010-03-31 3503
2010-06-30 3751
2010-09-30 3221
2010-12-31 4782
2011-03-31 6582
2011-06-30 5415
2011-09-30 5256
2011-12-31 3357
2012-03-31 2463
2012-06-30 2837
2012-09-30 2557
2012-12-31 2542
2013-03-31 3120
2013-06-30 3450
2013-09-30 2951
2013-12-31 2860
2014-03-31 3393
2014-06-30 3024
2014-09-30 2657
2014-12-31 2396
2015-03-31 2356
2015-06-30 2427
2015-09-30 2479
2015-12-31 3005
2016-03-31 2907
2016-06-30 2718
2016-09-30 2687
2016-12-31 2479
2017-03-31 2505
2017-06-30 2293
2017-09-30 2592
2017-12-31 2696
2018-03-31 2445
2018-06-30 1993
2018-09-30 1974
2018-12-31 2186
2019-03-31 1968
2019-06-30 1750
2019-09-30 2023
2019-12-31 2286
2020-03-31 1962
2020-06-30 2398
2020-09-30 2587
2020-12-31 3770
2021-03-31 5174
2021-06-30 5465
2021-09-30 5484
2021-12-31 6454
2022-03-31 5104
2022-06-30 5139
2022-09-30 5071
2022-12-31 5509
2023-03-31 7237
2023-06-30 7192
2023-09-30 5753