Quarter	US dollars
1999-09-30	2837
1999-12-31	6221
2000-03-31	6335
2000-06-30	6922
2000-09-30	7644
2000-12-31	7070
2001-03-31	6753
2001-06-30	7357
2001-09-30	6288
2001-12-31	6459
2002-03-31	5997
2002-06-30	3718
2002-09-30	4073
2002-12-31	4024
2003-03-31	4587
2003-06-30	4693
2003-09-30	4777
2003-12-31	4636
2004-03-31	4633
2004-06-30	4750
2004-09-30	5432