Quarter	US dollars
1999-09-30	2791
1999-12-31	2450
2000-03-31	2061
2000-06-30	1275
2000-09-30	1381
2000-12-31	1425
2001-03-31	1319
2001-06-30	1425
2001-09-30	1327
2001-12-31	1320
2002-03-31	1230
2002-06-30	1451
2002-09-30	1431
2002-12-31	1473
2003-03-31	1503
2003-06-30	1366
2003-09-30	1793
2003-12-31	1737
2004-03-31	1614
2004-06-30	1660
2004-09-30	1305