Quarter	US dollars
1999-09-30	10677
1999-12-31	13137
2000-03-31	10358
2000-06-30	9770
2000-09-30	12849
2000-12-31	14404
2001-03-31	12235
2001-06-30	10434
2001-09-30	10922
2001-12-31	9744
2002-03-31	8764
2002-06-30	8795
2002-09-30	10961
2002-12-31	9907
2003-03-31	11048
2003-06-30	10955
2003-09-30	11126
2003-12-31	9633
2004-03-31	11327
2004-06-30	11718
2004-09-30	11392