Quarter	US dollars
1999-09-30	552
1999-12-31	617
2000-03-31	534
2000-06-30	580
2000-09-30	565
2000-12-31	549
2001-03-31	634
2001-06-30	710
2001-09-30	756
2001-12-31	742
2002-03-31	695
2002-06-30	708
2002-09-30	714
2002-12-31	996
2003-03-31	959
2003-06-30	949
2003-09-30	1130
2003-12-31	1087
2004-03-31	1044
2004-06-30	1119
2004-09-30	1086