Quarter	US dollars
1999-09-30	8763
1999-12-31	7817
2000-03-31	9431
2000-06-30	7835
2000-09-30	10140
2000-12-31	7503
2001-03-31	9778
2001-06-30	8807
2001-09-30	11451
2001-12-31	8026
2002-03-31	9080
2002-06-30	8396
2002-09-30	10220
2002-12-31	11461
2003-03-31	11269
2003-06-30	12733
2003-09-30	15798
2003-12-31	14113
2004-03-31	19734
2004-06-30	19398
2004-09-30	14332