Quarter	US dollars
1999-09-30	2
1999-12-31	11
2000-03-31	11
2000-06-30	11
2000-09-30	9
2000-12-31	13
2001-03-31	14
2001-06-30	14
2001-09-30	16
2001-12-31	17
2002-03-31	30
2002-06-30	24
2002-09-30	13
2002-12-31	16
2003-03-31	16
2003-06-30	28
2003-09-30	20
2003-12-31	16
2004-03-31	15
2004-06-30	40
2004-09-30	22