Quarter	US dollars
1999-09-30	10412
1999-12-31	10202
2000-03-31	13093
2000-06-30	13112
2000-09-30	12805
2000-12-31	14247
2001-03-31	13147
2001-06-30	14162
2001-09-30	13556
2001-12-31	13453
2002-03-31	13616
2002-06-30	10708
2002-09-30	9415
2002-12-31	27888
2003-03-31	26798
2003-06-30	27589
2003-09-30	27257
2003-12-31	28466
2004-03-31	28096
2004-06-30	27222
2004-09-30	29014