Quarter	US dollars
1999-09-30	4737
1999-12-31	3995
2000-03-31	2570
2000-06-30	3558
2000-09-30	3381
2000-12-31	3455
2001-03-31	3503
2001-06-30	4012
2001-09-30	6594
2001-12-31	7370
2002-03-31	8068
2002-06-30	8259
2002-09-30	9308
2002-12-31	8672
2003-03-31	8649
2003-06-30	11990
2003-09-30	7284
2003-12-31	9817
2004-03-31	10278
2004-06-30	4884
2004-09-30	4795