Quarter	US dollars
1999-09-30	100
1999-12-31	181
2000-03-31	153
2000-06-30	159
2000-09-30	111
2000-12-31	90
2001-03-31	172
2001-06-30	93
2001-09-30	69
2001-12-31	92
2002-03-31	97
2002-06-30	90
2002-09-30	63
2002-12-31	150
2003-03-31	134
2003-06-30	73
2003-09-30	65
2003-12-31	134
2004-03-31	129
2004-06-30	87
2004-09-30	34