| 1. | 1985 | Denver, Colorado |
| 2. | 1986 | Denver, Colorado |
| 3. | 1987 | Costa Mesa, California |
| 4. | 1988 | Orlando, Florida |
| 5. | 1989 | Akron, Ohio |
| 6. | 1990 | Chicago, Illinois |
| 7. | 1991 | Salt Lake City, Utah |
| 8. | 1992 | Hyannis, Massachusetts |
| 9. | 1993 | Phoenix, Arizona |
| 10. | 1994 | Knoxville, Tennessee |
| 11. | 1995 | Spokane, Washington |
| 12. | 1996 | St. Louis, Missouri |
| 13. | 1997 | Asheville, North Carolina |
| 14. | 1998 | Tempe, Arizona |
| 15. | 1999 | Hyannis, Massachusetts |
| 16. | 2000 | Portland, Oregon |
| 17. | 2001 | Kansas City, Missouri |
| 18. | 2002 | Savannah, Georgia |
| 19. | 2003 | Detroit, Michigan |
| 20. | 2004 | Long Beach, California |