How long, on average, does a sportsbook signup continue bet?

[daweller]

How long, on average, does a sportsbook signup continue to bet?

Does anyone have any stats. or even educated guesses on this?

Hmmm, :-?

[diceman]

I have found that most are very loyal to the sportsbook. I think I even have pleople playing at sportsbooks that I have not had on the site for over a year.