Quarter	US dollars
1999-09-30	7856
1999-12-31	8032
2000-03-31	9161
2000-06-30	9159
2000-09-30	9173
2000-12-31	10591
2001-03-31	11368
2001-06-30	11364
2001-09-30	11536
2001-12-31	11511
2002-03-31	9073
2002-06-30	9501
2002-09-30	9217
2002-12-31	8650
2003-03-31	8747
2003-06-30	8335
2003-09-30	8194
2003-12-31	7531
2004-03-31	7548
2004-06-30	7097
2004-09-30	7223