Quarter	US dollars
1999-09-30	5
1999-12-31	23
2000-03-31	30
2000-06-30	21
2000-09-30	6
2000-12-31	6
2001-03-31	36
2001-06-30	14
2001-09-30	10
2001-12-31	13
2002-03-31	11
2002-06-30	14
2002-09-30	14
2002-12-31	16
2003-03-31	13
2003-06-30	20
2003-09-30	20
2003-12-31	21
2004-03-31	4
2004-06-30	5
2004-09-30	5