Quarter	US dollars
1999-09-30	7166
1999-12-31	7799
2000-03-31	8496
2000-06-30	7681
2000-09-30	8474
2000-12-31	8396
2001-03-31	7902
2001-06-30	10654
2001-09-30	8120
2001-12-31	7106
2002-03-31	9130
2002-06-30	6735
2002-09-30	8424
2002-12-31	8833
2003-03-31	10346
2003-06-30	8807
2003-09-30	9021
2003-12-31	12834
2004-03-31	14310
2004-06-30	12469
2004-09-30	11426