Quarter	US dollars
1999-09-30	15
1999-12-31	13
2000-03-31	11
2000-06-30	9
2000-09-30	10
2000-12-31	10
2001-03-31	30
2001-06-30	41
2001-09-30	41
2001-12-31	55
2002-03-31	23
2002-06-30	34
2002-09-30	49
2002-12-31	69
2003-03-31	60
2003-06-30	61
2003-09-30	68
2003-12-31	81
2004-03-31	83
2004-06-30	73
2004-09-30	105