|visits||member for||2 years, 7 months|
|seen||Apr 6 '13 at 14:05|
|bio||website||webandscrambledeggs.com||visits||member for||2 years, 7 months|
|location||seen||Apr 6 '13 at 14:05|
Michael, thank you very much for your input. I see that I failed to include one assumption: Everyone stays in the gym exactly 1 hour. I'm going to change the question to reflect this. In the future, I'd like to relax this restrain and allow a probability function for the time a person stays.