Quarterly US dollars
1999-03-31 1955
1999-06-30 1984
1999-09-30 1619
1999-12-31 1313
2000-03-31 1369
2000-06-30 1807
2000-09-30 1956
2000-12-31 1854
2001-03-31 1832
2001-06-30 1894
2001-09-30 1705
2001-12-31 1483
2002-03-31 1777
2002-06-30 1521
2002-09-30 1620
2002-12-31 1567
2003-03-31 1559
2003-06-30 1632
2003-09-30 1736
2003-12-31 1656
2004-03-31 1597
2004-06-30 1626
2004-09-30 1719
2004-12-31 1648
2005-03-31 1429
2005-06-30 1765
2005-09-30 1892
2005-12-31 2090
2006-03-31 2024
2006-06-30 2082
2006-09-30 2587
2006-12-31 2771
2007-03-31 2816
2007-06-30 2944
2007-09-30 3119
2007-12-31 3263
2008-03-31 3563
2008-06-30 4027
2008-09-30 4360
2008-12-31 3758
2009-03-31 3343
2009-06-30 3221
2009-09-30 3125
2009-12-31 2804
2010-03-31 3112
2010-06-30 5213
2010-09-30 2230
2010-12-31 3994
2011-03-31 3921
2011-06-30 3654
2011-09-30 3458
2011-12-31 2987
2012-03-31 1912
2012-06-30 2019
2012-09-30 2192
2012-12-31 1588
2013-03-31 1906
2013-06-30 1449
2013-09-30 1658
2013-12-31 1904
2014-03-31 2366
2014-06-30 2160
2014-09-30 2291
2014-12-31 2519
2015-03-31 2551
2015-06-30 2576
2015-09-30 2937
2015-12-31 2264
2016-03-31 2252
2016-06-30 2137
2016-09-30 2672
2016-12-31 3705
2017-03-31 3476
2017-06-30 2731
2017-09-30 3265
2017-12-31 3837
2018-03-31 3047
2018-06-30 2389
2018-09-30 3513
2018-12-31 2940
2019-03-31 2596
2019-06-30 3166
2019-09-30 2779
2019-12-31 2913
2020-03-31 2433
2020-06-30 2645
2020-09-30 2983
2020-12-31 2470
2021-03-31 2963
2021-06-30 3177
2021-09-30 2946
2021-12-31 2465
2022-03-31 2659
2022-06-30 2475
2022-09-30 2377
2022-12-31 1961
2023-03-31 1683
2023-06-30 1842
2023-09-30 1504