Quarter	US dollars
1999-09-30	51
1999-12-31	47
2000-03-31	46
2000-06-30	71
2000-09-30	46
2000-12-31	54
2001-03-31	61
2001-06-30	60
2001-09-30	53
2001-12-31	54
2002-03-31	48
2002-06-30	49
2002-09-30	44
2002-12-31	43
2003-03-31	51
2003-06-30	53
2003-09-30	38
2003-12-31	41
2004-03-31	50
2004-06-30	73
2004-09-30	63