Quarter	US dollars
1999-09-30	2043
1999-12-31	1867
2000-03-31	2031
2000-06-30	1832
2000-09-30	1685
2000-12-31	2068
2001-03-31	2226
2001-06-30	2404
2001-09-30	2289
2001-12-31	2489
2002-03-31	2479
2002-06-30	2574
2002-09-30	2381
2002-12-31	2463
2003-03-31	2766
2003-06-30	3073
2003-09-30	3929
2003-12-31	3842
2004-03-31	5006
2004-06-30	4413
2004-09-30	5390