Quarter	US dollars
1999-09-30	924
1999-12-31	1251
2000-03-31	1110
2000-06-30	1451
2000-09-30	1363
2000-12-31	1748
2001-03-31	1136
2001-06-30	1086
2001-09-30	1285
2001-12-31	1731
2002-03-31	1692
2002-06-30	1472
2002-09-30	1845
2002-12-31	1091
2003-03-31	1302
2003-06-30	2040
2003-09-30	1294
2003-12-31	1556
2004-03-31	1761
2004-06-30	2117
2004-09-30	1373