This 1985 list shows 92 soldiers -
http://babel.hathitrust.org/cgi/imgsrv/image?id=mdp.39015028778994;seq=775;width=1020
This 1987 chart shows 3 guys in the administration and 10 captains.
http://babel.hathitrust.org/cgi/imgsrv/image?id=mdp.39015028778994;seq=758;width=2040
So you're looking at around 100 members at that point. Of course, there were likely some that hadn't been identified as yet.
Al D'Arco said the max Lucchese membership was put at 125-140 members.