Quarter	US dollars
1999-09-30	51
1999-12-31	58
2000-03-31	78
2000-06-30	71
2000-09-30	71
2000-12-31	72
2001-03-31	71
2001-06-30	77
2001-09-30	76
2001-12-31	63
2002-03-31	63
2002-06-30	87
2002-09-30	83
2002-12-31	80
2003-03-31	71
2003-06-30	73
2003-09-30	55
2003-12-31	41
2004-03-31	42
2004-06-30	40
2004-09-30	38