Quarter	US dollars
1999-09-30	5
1999-12-31	5
2000-03-31	8
2000-06-30	5
2000-09-30	4
2000-12-31	6
2001-03-31	6
2001-06-30	6
2001-09-30	7
2001-12-31	7
2002-03-31	6
2002-06-30	8
2002-09-30	27
2002-12-31	27
2003-03-31	27
2003-06-30	17
2003-09-30	20
2003-12-31	30
2004-03-31	18
2004-06-30	16
2004-09-30	18