Quarter	US dollars
1999-09-30	4044
1999-12-31	4200
2000-03-31	3497
2000-06-30	3710
2000-09-30	3855
2000-12-31	4409
2001-03-31	3932
2001-06-30	4549
2001-09-30	4489
2001-12-31	4680
2002-03-31	4227
2002-06-30	6993
2002-09-30	6256
2002-12-31	6940
2003-03-31	7361
2003-06-30	7884
2003-09-30	7157
2003-12-31	8109
2004-03-31	8618
2004-06-30	7311
2004-09-30	7381