Quarter	US dollars
1999-09-30	11938
1999-12-31	12928
2000-03-31	18833
2000-06-30	17317
2000-09-30	18294
2000-12-31	15110
2001-03-31	10981
2001-06-30	14609
2001-09-30	15252
2001-12-31	13681
2002-03-31	14932
2002-06-30	11237
2002-09-30	15968
2002-12-31	11101
2003-03-31	9706
2003-06-30	12795
2003-09-30	7694
2003-12-31	7966
2004-03-31	5843
2004-06-30	9738
2004-09-30	22978