Quarter	US dollars
1999-09-30	8301
1999-12-31	8633
2000-03-31	13420
2000-06-30	12373
2000-09-30	8892
2000-12-31	8847
2001-03-31	9518
2001-06-30	10486
2001-09-30	11319
2001-12-31	13403
2002-03-31	13798
2002-06-30	15325
2002-09-30	18028
2002-12-31	18511
2003-03-31	17997
2003-06-30	21795
2003-09-30	21371
2003-12-31	22127
2004-03-31	23595
2004-06-30	25056
2004-09-30	24977