2007 - Lancaster, PA
2006 - Post Falls, ID
2005 - Owensboro, KY
2004 - Topeka, KS
2003 - Riverside, CA
2002 - Carlisle, PA
2001 - Denver CO
2000 - Frederick, MD
1999 - Oconomowoc, WI
1998 - Escondido, CA
1997 - Sturbridge , MA
1996 - Puyallup, WA
1995 - Austin TX
1994 - La Crosse, WI
1993 - Santa Rosa, CA
1992 - Mars, PA
1991 - Denver, CO
1990 - Birmingham, AL
1989 - Plymouth, MI
1988 - Ontario, CA
1987 - New Hampshire
1986 - San Jose, CA
1985 - ??
1984 - Littleton (Denver) CO
1983 - W. Friendship, MD
1982 - Everett, WA
1981 - Madison, WI
1980 - San Diego, CA