Quarter	US dollars
1999-09-30	5
1999-12-31	5
2000-03-31	2
2000-06-30	2
2000-09-30	10
2000-12-31	4
2001-03-31	20
2001-06-30	11
2001-09-30	13
2001-12-31	12
2002-03-31	10
2002-06-30	31
2002-09-30	6
2002-12-31	8
2003-03-31	35
2003-06-30	7
2003-09-30	5
2003-12-31	4
2004-03-31	24
2004-06-30	33
2004-09-30	40