Quarter	US dollars
1999-09-30	12
1999-12-31	13
2000-03-31	35
2000-06-30	36
2000-09-30	35
2000-12-31	36
2001-03-31	40
2001-06-30	32
2001-09-30	40
2001-12-31	41
2002-03-31	43
2002-06-30	43
2002-09-30	57
2002-12-31	47
2003-03-31	49
2003-06-30	48
2003-09-30	56
2003-12-31	57
2004-03-31	57
2004-06-30	63
2004-09-30	63