Nov 21, 2005 (v8.1)

Jun 15, 2005 (v8.0)

Mar 31, 2004 (v7.0)

July 15, 2003 (v6.0)

Nov 11, 2002 (v5.0)

Aug 5, 2002 (v4.0)

Jul 31, 2002 (v3.0)

Dec 22, 2001 (v2.0)

Early 2001 (v1.0)