Does reaver need to get to 100% before finding anything or does 100% refer to any possible combination of 7 digits pin?

Thanks both, that doesn't answer my question.

I'm running backtrack5 R3 and currently testing reaver 1.4
Once it runs it get stuck at 90.90% first then 99.99%

On question I have is:

Does reaver need to get to 100% before finding anything...