Quarter	US dollars
1999-09-30	7958
1999-12-31	8752
2000-03-31	10997
2000-06-30	10697
2000-09-30	11111
2000-12-31	10815
2001-03-31	11328
2001-06-30	10929
2001-09-30	9139
2001-12-31	8782
2002-03-31	8253
2002-06-30	8453
2002-09-30	7520
2002-12-31	6795
2003-03-31	6543
2003-06-30	6054
2003-09-30	6129
2003-12-31	6347
2004-03-31	7284
2004-06-30	7084
2004-09-30	8416