Quarter	US dollars
1999-09-30	8602
1999-12-31	8560
2000-03-31	9214
2000-06-30	8903
2000-09-30	8055
2000-12-31	8752
2001-03-31	8313
2001-06-30	8347
2001-09-30	8715
2001-12-31	9263
2002-03-31	7486
2002-06-30	9774
2002-09-30	8709
2002-12-31	9855
2003-03-31	10672
2003-06-30	10931
2003-09-30	10945
2003-12-31	11665
2004-03-31	11908
2004-06-30	12331
2004-09-30	12803