What is average percentage of members who participate in group exercise classes? ADVERTISEMENT 864 viewsAugust 7, 2015 0 Sabin August 7, 2015 0 Comments 5 Answers ActiveVotedNewestOldest 0 Christine0 Posted 0 Comments Hi Sabin, I really think it depends on the type of facility (gym, recreational center, etc…) and the other factors Nancy has mentioned. It’s specific to each facility and the programs offered. You are viewing 1 out of 5 answers, click here to view all answers. Register or Login