Quarter	US dollars
1999-09-30	4754
1999-12-31	5275
2000-03-31	5173
2000-06-30	5084
2000-09-30	5362
2000-12-31	4388
2001-03-31	5434
2001-06-30	6022
2001-09-30	5799
2001-12-31	5418
2002-03-31	4416
2002-06-30	4931
2002-09-30	5510
2002-12-31	4455
2003-03-31	5015
2003-06-30	5464
2003-09-30	5220
2003-12-31	3952
2004-03-31	6061
2004-06-30	4373
2004-09-30	5045