What is average percentage of members who participate in group exercise classes? ADVERTISEMENT 790 viewsAugust 7, 2015 0 Sabin August 7, 2015 0 Comments 5 Answers ActiveVotedNewestOldest 0 Harris12 Posted 0 Comments It depends on all of the above that the others mentioned. But keep in mind that females are more attracted to fitness classes than males. You are viewing 1 out of 5 answers, click here to view all answers. Register or Login