Quarter	US dollars
1999-09-30	18
1999-12-31	15
2000-03-31	19
2000-06-30	17
2000-09-30	24
2000-12-31	31
2001-03-31	28
2001-06-30	31
2001-09-30	72
2001-12-31	66
2002-03-31	77
2002-06-30	81
2002-09-30	80
2002-12-31	92
2003-03-31	95
2003-06-30	83
2003-09-30	85
2003-12-31	97
2004-03-31	97
2004-06-30	82
2004-09-30	27