Quarter	US dollars
1999-09-30	10
1999-12-31	8
2000-03-31	10
2000-06-30	9
2000-09-30	7
2000-12-31	13
2001-03-31	6
2001-06-30	32
2001-09-30	24
2001-12-31	15
2002-03-31	38
2002-06-30	24
2002-09-30	33
2002-12-31	42
2003-03-31	40
2003-06-30	48
2003-09-30	48
2003-12-31	41
2004-03-31	11
2004-06-30	4
2004-09-30	0