Quarter	US dollars
1999-09-30	1255
1999-12-31	1644
2000-03-31	2551
2000-06-30	3363
2000-09-30	3434
2000-12-31	5597
2001-03-31	3553
2001-06-30	3241
2001-09-30	3209
2001-12-31	3782
2002-03-31	4150
2002-06-30	4455
2002-09-30	4340
2002-12-31	4450
2003-03-31	6238
2003-06-30	4021
2003-09-30	3914
2003-12-31	3905
2004-03-31	4563
2004-06-30	3914
2004-09-30	5689