Quarter	US dollars
1999-09-30	555
1999-12-31	466
2000-03-31	617
2000-06-30	518
2000-09-30	436
2000-12-31	344
2001-03-31	262
2001-06-30	618
2001-09-30	519
2001-12-31	454
2002-03-31	471
2002-06-30	394
2002-09-30	403
2002-12-31	486
2003-03-31	688
2003-06-30	696
2003-09-30	1371
2003-12-31	693
2004-03-31	1632
2004-06-30	976
2004-09-30	2501