Quarter	US dollars
1999-09-30	5
1999-12-31	5
2000-03-31	8
2000-06-30	11
2000-09-30	16
2000-12-31	15
2001-03-31	11
2001-06-30	10
2001-09-30	9
2001-12-31	28
2002-03-31	11
2002-06-30	148
2002-09-30	171
2002-12-31	180
2003-03-31	163
2003-06-30	254
2003-09-30	480
2003-12-31	505
2004-03-31	595
2004-06-30	568
2004-09-30	541