Quarter	US dollars
1999-09-30	2839
1999-12-31	3287
2000-03-31	2825
2000-06-30	2642
2000-09-30	3152
2000-12-31	2997
2001-03-31	4690
2001-06-30	3581
2001-09-30	3594
2001-12-31	3923
2002-03-31	2703
2002-06-30	3540
2002-09-30	3769
2002-12-31	5036
2003-03-31	6057
2003-06-30	8399
2003-09-30	12173
2003-12-31	12954
2004-03-31	12566
2004-06-30	11356
2004-09-30	14629