- 1st conference was in April, 1989 in Pittsburgh, PA.

- 2nd conference was in April, 1990 in Dallas, TX.

- 3rd conference was in April, 1991 in Detroit, MI.

- 4th conference was in April, 1992 in Washington DC.

- 5th conference was in April, 1993 in New Orleans, LA.

- 6th conference was in April, 1994 in Pittsburgh, PA.

- 7th conference was in April, 1995 in Los Angeles, CA.

- 8th conference was in April, 1996 in Rockville, MD.

- 9th conference was in April, 1997 in Orlando, FL.

- 10th conference was in April, 1998 in San Francisco, CA.

- 11th conference was in April, 1999 in Chicago, IL.

- 12th conference was in April, 2000 in Las Vegas, NV.

- 13th conference was in April, 2001 in Orlando, FL.

- 14th conference was in April, 2002 in Marina del Ray, CA.

- 15th conference was in April, 2003 in Orlando, FL.

- 16th conference was in March, 2004 in San Antonio, TX.

- 17th conference was in April, 2005 in Pittsburgh, PA.

- 18th conference was in April, 2006 in San Diego, CA

- 19th conference was in March, 2007 in Orlando, FL.

- 20th conference was in April, 2008 in Houston, TX.

- 21th conference was in April, 2009 in St. Louis, MO.

- 22th conference was in April, 2010 in Las Vegas, NV.

- 23th conference is in April, 2010 in New Orleans, LA