Quarter	US dollars
1999-09-30	6806
1999-12-31	7138
2000-03-31	7654
2000-06-30	7978
2000-09-30	8144
2000-12-31	8261
2001-03-31	7519
2001-06-30	7717
2001-09-30	8385
2001-12-31	8258
2002-03-31	9168
2002-06-30	10032
2002-09-30	11223
2002-12-31	13388
2003-03-31	13243
2003-06-30	13394
2003-09-30	15780
2003-12-31	16553
2004-03-31	19759
2004-06-30	23241
2004-09-30	24619