Quarter	US dollars
1999-09-30	7639
1999-12-31	7924
2000-03-31	6925
2000-06-30	7657
2000-09-30	7751
2000-12-31	6799
2001-03-31	5391
2001-06-30	5297
2001-09-30	5872
2001-12-31	5058
2002-03-31	4399
2002-06-30	4179
2002-09-30	5138
2002-12-31	6280
2003-03-31	6792
2003-06-30	6728
2003-09-30	7294
2003-12-31	6958
2004-03-31	8274
2004-06-30	7839
2004-09-30	9277