Hmmm...from what I recall on the SE Lateral:
April 2012 in Harrisburg, PA - There were 4 of us (I was the only bridge person)
April 2013 & October 2013 in Fort Worth, TX - There were about 16-18 people (again, I was the only bridge taker)
April 2014 in Fort Worth, TX - There were 13 of us...