Quarter	US dollars
1999-09-30	1857
1999-12-31	1670
2000-03-31	2353
2000-06-30	2279
2000-09-30	4459
2000-12-31	3727
2001-03-31	3803
2001-06-30	3915
2001-09-30	4208
2001-12-31	3793
2002-03-31	4126
2002-06-30	4112
2002-09-30	4356
2002-12-31	4756
2003-03-31	3912
2003-06-30	4248
2003-09-30	3913
2003-12-31	4874
2004-03-31	4843
2004-06-30	4846
2004-09-30	6503