Quarter	US dollars
1999-09-30	501
1999-12-31	482
2000-03-31	590
2000-06-30	637
2000-09-30	1039
2000-12-31	1280
2001-03-31	840
2001-06-30	883
2001-09-30	897
2001-12-31	981
2002-03-31	1095
2002-06-30	1128
2002-09-30	955
2002-12-31	1114
2003-03-31	1271
2003-06-30	1053
2003-09-30	1035
2003-12-31	1323
2004-03-31	1288
2004-06-30	1446
2004-09-30	1480