$1525
April 2000
$775
April 2001
$1000
May 2001
$1900
July 2001
$900
Sept 2001
$1000
July 2002
$900
April 2003
$1250
Jan 2004
$900
Dec 2004
$600
Feb 2005
$900
Dec 2005
$2100
July 2007
$1800
Sept 2010