Quarter	US dollars
1999-09-30	1577
1999-12-31	1530
2000-03-31	1756
2000-06-30	1617
2000-09-30	2226
2000-12-31	1982
2001-03-31	1601
2001-06-30	1402
2001-09-30	1441
2001-12-31	1370
2002-03-31	1579
2002-06-30	1475
2002-09-30	1261
2002-12-31	1325
2003-03-31	1581
2003-06-30	1645
2003-09-30	1995
2003-12-31	1665
2004-03-31	1693
2004-06-30	2088
2004-09-30	2137