Quarter	US dollars
1999-09-30	4663
1999-12-31	4572
2000-03-31	4136
2000-06-30	4053
2000-09-30	4503
2000-12-31	4815
2001-03-31	5956
2001-06-30	4782
2001-09-30	4977
2001-12-31	4936
2002-03-31	4650
2002-06-30	4774
2002-09-30	5491
2002-12-31	5917
2003-03-31	7043
2003-06-30	8358
2003-09-30	12082
2003-12-31	13257
2004-03-31	13600
2004-06-30	13410
2004-09-30	16476