Quarter	US dollars
1999-09-30	6901
1999-12-31	6145
2000-03-31	5585
2000-06-30	5316
2000-09-30	5105
2000-12-31	5977
2001-03-31	5798
2001-06-30	5754
2001-09-30	6090
2001-12-31	6477
2002-03-31	5886
2002-06-30	5725
2002-09-30	5718
2002-12-31	5822
2003-03-31	6027
2003-06-30	5860
2003-09-30	5576
2003-12-31	6145
2004-03-31	6883
2004-06-30	6682
2004-09-30	8466