Quarter	US dollars
1999-09-30	422
1999-12-31	301
2000-03-31	349
2000-06-30	469
2000-09-30	503
2000-12-31	423
2001-03-31	402
2001-06-30	283
2001-09-30	582
2001-12-31	262
2002-03-31	436
2002-06-30	339
2002-09-30	329
2002-12-31	465
2003-03-31	484
2003-06-30	485
2003-09-30	384
2003-12-31	396
2004-03-31	349
2004-06-30	294
2004-09-30	496