Highmark Stadium has the physical ability to handle $71,870$ Bills fans, yet the Executive Director of Stadium Operations lists the realistic capacity for the stadium at $71,608.$ Feel free to Google these numbers as a fact check $($they$\text{'}$re real$).$ Given that the home average attendance in $2022$ was $68,839,$ what was the utilization of the stadium? $($go to two decimals$)$