Quarter	US dollars
1999-09-30	8666
1999-12-31	8804
2000-03-31	10035
2000-06-30	10929
2000-09-30	12681
2000-12-31	13404
2001-03-31	13439
2001-06-30	14672
2001-09-30	15493
2001-12-31	17405
2002-03-31	23267
2002-06-30	23334
2002-09-30	23570
2002-12-31	22669
2003-03-31	24106
2003-06-30	27853
2003-09-30	30331
2003-12-31	29910
2004-03-31	26784
2004-06-30	26886
2004-09-30	27119