Quarter	US dollars
1999-09-30	296
1999-12-31	311
2000-03-31	396
2000-06-30	398
2000-09-30	587
2000-12-31	599
2001-03-31	651
2001-06-30	650
2001-09-30	419
2001-12-31	445
2002-03-31	453
2002-06-30	459
2002-09-30	593
2002-12-31	484
2003-03-31	474
2003-06-30	502
2003-09-30	454
2003-12-31	473
2004-03-31	511
2004-06-30	399
2004-09-30	496