Quarter	US dollars
1999-09-30	1191
1999-12-31	1259
2000-03-31	1255
2000-06-30	1531
2000-09-30	1472
2000-12-31	1556
2001-03-31	1508
2001-06-30	1193
2001-09-30	1420
2001-12-31	1622
2002-03-31	1337
2002-06-30	1289
2002-09-30	1161
2002-12-31	1463
2003-03-31	1437
2003-06-30	1515
2003-09-30	1454
2003-12-31	1493
2004-03-31	1461
2004-06-30	1380
2004-09-30	1887