Quarter	US dollars
1999-09-30	15
1999-12-31	13
2000-03-31	5
2000-06-30	14
2000-09-30	16
2000-12-31	16
2001-03-31	14
2001-06-30	4
2001-09-30	6
2001-12-31	6
2002-03-31	4
2002-06-30	6
2002-09-30	35
2002-12-31	52
2003-03-31	24
2003-06-30	30
2003-09-30	30
2003-12-31	29
2004-03-31	2
2004-06-30	4
2004-09-30	4