Quarter	US dollars
1999-09-30	5
1999-12-31	6
2000-03-31	13
2000-06-30	32
2000-09-30	43
2000-12-31	36
2001-03-31	37
2001-06-30	39
2001-09-30	44
2001-12-31	44
2002-03-31	43
2002-06-30	55
2002-09-30	30
2002-12-31	42
2003-03-31	47
2003-06-30	63
2003-09-30	61
2003-12-31	68
2004-03-31	81
2004-06-30	74
2004-09-30	81