Quarter	US dollars
1999-09-30	3468
1999-12-31	2081
2000-03-31	3396
2000-06-30	1985
2000-09-30	3977
2000-12-31	3140
2001-03-31	1965
2001-06-30	2529
2001-09-30	2014
2001-12-31	2504
2002-03-31	3073
2002-06-30	2371
2002-09-30	1161
2002-12-31	1677
2003-03-31	2029
2003-06-30	3762
2003-09-30	1116
2003-12-31	1773
2004-03-31	1717
2004-06-30	9796
2004-09-30	11633