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- Reston, Virginia - May 13-15, 2014
- New Orleans, Louisiana – May 14-16, 2013
- Santa Barbara, California – May 22-24, 2012
- Reston, Virginia – February 8-9, 2012
- Hyannis, Massachusetts – May 17-19, 2011
- Ashburn, Virginia – September 14-16, 2010
- Anchorage, Alaska – April 29-May 1, 2009
- Fairfax, Virginia – November 6-7, 2008
- New Orleans, Louisiana – May 22-24, 2007
- Santa Barbara, California – May 10-12, 2006
- Dulles, Virginia – April 27-29, 2005
- New Orleans, Louisiana – April 21-23, 2004
- Anchorage, Alaska – April 22-24, 2003
- Alexandria, Virginia – April 23-25, 2002
- Herndon, Virginia – April 25-27, 2001
- New Orleans, Louisiana – November 28-30, 2000
- Baltimore, Maryland – November 16-18, 1999
- Alexandria, Virginia – November 18-19, 1998
- New Orleans, Louisiana – May 13-14, 1998
- Herndon, Virginia – November 5-6, 1997
- LaJolla, California – May 2 1-22, 1997
- Herndon, Virginia – November 20-21, 1996
- New Orleans, Louisiana – June 12-13, 1996
- Herndon, Virginia – November 29-30, 1995
- Anchorage, Alaska – June 7-8, 1995
- Santa Barbara, California – March 1-2, 1995
- Herndon, Virginia – November 9-10, 1994
- New Orleans, Louisiana – May 25-26, 1994
- Reston, Virginia – February 29-30, 1994
- New Orleans, Louisiana – February 10-11, 1993
- Herndon, Virginia – November 19-20, 1992
- CANCELLED – October 20-2 1, 1992
- Oxnard, California – June 24-25, 1992
- New Orleans, Louisiana – March 18-19, 1992
- Herndon, Virginia – November 14, 1991
- Anchorage, Alaska – June 19-20, 1991
- New Orleans, Louisiana – March 28, 1991
- Buellton, California – January 17, 1991
- Kennebunkport, Maine – June 27-28, 1990
- Gulf Shores, Alabama – March 7-8, 1990