Fair price for profitable trading system?

Hi All,
What do you think is fair and realistic price for a PROVEN profitable trading system ?

Parameters of the system 170% average annual return max DD 35% and occasional periods of stagnation longer than few months, fully automated.

Please don`t dispute the existence of the system
Please don`t dispute the profitability of the system or the existence of a track record
Please don`t say that nobody will sell such system

I am not selling anything here, or I intend to solicit somebody of buying something

45% Performance Fee
5% Management Fee

$1 million