Quarter	US dollars
1999-09-30	1492
1999-12-31	1493
2000-03-31	1704
2000-06-30	1722
2000-09-30	1697
2000-12-31	1691
2001-03-31	1550
2001-06-30	1923
2001-09-30	1396
2001-12-31	1496
2002-03-31	1559
2002-06-30	1707
2002-09-30	1632
2002-12-31	1511
2003-03-31	1677
2003-06-30	1784
2003-09-30	2266
2003-12-31	2170
2004-03-31	1239
2004-06-30	1012
2004-09-30	973