Quarter	US dollars
1999-09-30	7018
1999-12-31	9215
2000-03-31	9053
2000-06-30	10169
2000-09-30	9310
2000-12-31	9854
2001-03-31	10932
2001-06-30	12308
2001-09-30	12117
2001-12-31	12092
2002-03-31	12271
2002-06-30	12562
2002-09-30	18415
2002-12-31	17090
2003-03-31	14520
2003-06-30	30114
2003-09-30	33675
2003-12-31	35724
2004-03-31	51112
2004-06-30	43262
2004-09-30	42611