Quarter	US dollars
1999-09-30	978
1999-12-31	1349
2000-03-31	1592
2000-06-30	1478
2000-09-30	1472
2000-12-31	2377
2001-03-31	2346
2001-06-30	2608
2001-09-30	2412
2001-12-31	2323
2002-03-31	1806
2002-06-30	1594
2002-09-30	1904
2002-12-31	1713
2003-03-31	1879
2003-06-30	1406
2003-09-30	1238
2003-12-31	1133
2004-03-31	1189
2004-06-30	1864
2004-09-30	1692