Quarter	US dollars
1999-09-30	301
1999-12-31	300
2000-03-31	368
2000-06-30	391
2000-09-30	396
2000-12-31	393
2001-03-31	537
2001-06-30	390
2001-09-30	394
2001-12-31	408
2002-03-31	432
2002-06-30	459
2002-09-30	629
2002-12-31	496
2003-03-31	509
2003-06-30	548
2003-09-30	543
2003-12-31	566
2004-03-31	564
2004-06-30	570
2004-09-30	583