Quarter	US dollars
1999-09-30	5826
1999-12-31	5383
2000-03-31	4948
2000-06-30	4782
2000-09-30	4392
2000-12-31	4700
2001-03-31	4222
2001-06-30	4059
2001-09-30	4422
2001-12-31	4985
2002-03-31	4641
2002-06-30	4739
2002-09-30	4768
2002-12-31	5323
2003-03-31	5714
2003-06-30	5790
2003-09-30	6875
2003-12-31	6729
2004-03-31	8476
2004-06-30	6150
2004-09-30	7829