Quarter	US dollars
1999-09-30	14820
1999-12-31	15122
2000-03-31	13384
2000-06-30	13684
2000-09-30	16254
2000-12-31	13821
2001-03-31	12946
2001-06-30	12863
2001-09-30	11902
2001-12-31	10934
2002-03-31	10010
2002-06-30	9934
2002-09-30	11351
2002-12-31	11825
2003-03-31	12346
2003-06-30	12452
2003-09-30	12937
2003-12-31	13078
2004-03-31	14797
2004-06-30	14383
2004-09-30	16827