Quarter	US dollars
1999-09-30	17039
1999-12-31	15302
2000-03-31	17219
2000-06-30	13865
2000-09-30	16202
2000-12-31	15765
2001-03-31	13516
2001-06-30	10343
2001-09-30	13532
2001-12-31	12769
2002-03-31	11564
2002-06-30	10377
2002-09-30	10503
2002-12-31	8864
2003-03-31	9589
2003-06-30	10980
2003-09-30	10746
2003-12-31	9826
2004-03-31	13909
2004-06-30	12879
2004-09-30	16359