Quarter	US dollars
1999-09-30	7871
1999-12-31	7350
2000-03-31	6164
2000-06-30	5825
2000-09-30	6085
2000-12-31	6179
2001-03-31	7736
2001-06-30	9340
2001-09-30	7926
2001-12-31	7048
2002-03-31	7663
2002-06-30	8018
2002-09-30	8920
2002-12-31	8943
2003-03-31	8282
2003-06-30	8218
2003-09-30	9385
2003-12-31	9445
2004-03-31	12095
2004-06-30	10209
2004-09-30	10457