$510
May 2001
$540
June 2001
$660
July 2001
$700
Feb 2002
$610
May 2002
$500
June 2002
$650
August 2002
$760
Nov 2002
$750
Sept 2003
$900
Dec 2005
$510 |
$540 |
$660 |
$700 |
$610 |
$500 |
$650 |
$760 |
$750 |
$900 Dec 2005 |