Quarter	US dollars
1999-09-30	5719
1999-12-31	5963
2000-03-31	6397
2000-06-30	5119
2000-09-30	4396
2000-12-31	5872
2001-03-31	6466
2001-06-30	6995
2001-09-30	5944
2001-12-31	6747
2002-03-31	4026
2002-06-30	5011
2002-09-30	4732
2002-12-31	4587
2003-03-31	4832
2003-06-30	7414
2003-09-30	6350
2003-12-31	8159
2004-03-31	6782
2004-06-30	7612
2004-09-30	7657