Quarterly US dollars
1999-03-31 1434
1999-06-30 1514
1999-09-30 1607
1999-12-31 1758
2000-03-31 1730
2000-06-30 1594
2000-09-30 1871
2000-12-31 1863
2001-03-31 1941
2001-06-30 2441
2001-09-30 2692
2001-12-31 2496
2002-03-31 2352
2002-06-30 2328
2002-09-30 2288
2002-12-31 2512
2003-03-31 2381
2003-06-30 2365
2003-09-30 2444
2003-12-31 2233
2004-03-31 2268
2004-06-30 2314
2004-09-30 2492
2004-12-31 2456
2005-03-31 2567
2005-06-30 2138
2005-09-30 2408
2005-12-31 2370
2006-03-31 2477
2006-06-30 2359
2006-09-30 3288
2006-12-31 3018
2007-03-31 3335
2007-06-30 4412
2007-09-30 3611
2007-12-31 3602
2008-03-31 4050
2008-06-30 4508
2008-09-30 3106
2008-12-31 2214
2009-03-31 2354
2009-06-30 2291
2009-09-30 2419
2009-12-31 2313
2010-03-31 2222
2010-06-30 1851
2010-09-30 1804
2010-12-31 1757
2011-03-31 1552
2011-06-30 1279
2011-09-30 1410
2011-12-31 1263
2012-03-31 1305
2012-06-30 1505
2012-09-30 1568
2012-12-31 1633
2013-03-31 1865
2013-06-30 1817
2013-09-30 2221
2013-12-31 2487
2014-03-31 2579
2014-06-30 2526
2014-09-30 2719
2014-12-31 2629
2015-03-31 2659
2015-06-30 2879
2015-09-30 3455
2015-12-31 3114
2016-03-31 3148
2016-06-30 3289
2016-09-30 2974
2016-12-31 2972
2017-03-31 3416
2017-06-30 3440
2017-09-30 3734
2017-12-31 3607
2018-03-31 3832
2018-06-30 4004
2018-09-30 4100
2018-12-31 3429
2019-03-31 2930
2019-06-30 2964
2019-09-30 3267
2019-12-31 3094
2020-03-31 4381
2020-06-30 3369
2020-09-30 3541
2020-12-31 3479
2021-03-31 6267
2021-06-30 3968
2021-09-30 4271
2021-12-31 3894
2022-03-31 4039
2022-06-30 5172
2022-09-30 5228
2022-12-31 5124
2023-03-31 5212
2023-06-30 5346
2023-09-30 5133