17 are all NEW, never opened, Three Issues are opened, in used condition. Sep 2001, May 2001, Dec 2001, Feb 2002, March 2002, May 2002, June 2002, July 2002, August 2002, Sep 2002, Oct 2002, Nov 2002, Dec 2002, Jan 2003, Feb 2003, April 2003, May 2003, June 2003, Aug 2003.