Quarter	US dollars
1999-09-30	451
1999-12-31	445
2000-03-31	423
2000-06-30	347
2000-09-30	341
2000-12-31	408
2001-03-31	390
2001-06-30	395
2001-09-30	403
2001-12-31	441
2002-03-31	390
2002-06-30	363
2002-09-30	305
2002-12-31	373
2003-03-31	433
2003-06-30	376
2003-09-30	492
2003-12-31	466
2004-03-31	588
2004-06-30	655
2004-09-30	617