Quarter	US dollars
1999-09-30	2541
1999-12-31	2683
2000-03-31	3119
2000-06-30	4218
2000-09-30	3239
2000-12-31	3069
2001-03-31	3681
2001-06-30	3626
2001-09-30	4038
2001-12-31	3902
2002-03-31	5241
2002-06-30	5308
2002-09-30	7334
2002-12-31	5667
2003-03-31	6635
2003-06-30	7168
2003-09-30	5635
2003-12-31	6942
2004-03-31	5659
2004-06-30	4220
2004-09-30	3950