PHP Warning: Division by zero header_php_review.php

[cyberfolli]

I am getting this error in the logs?

PHP Warning: Division by zero in /var/www/vhosts/website.com/httpdocs/includes/modules/pages/product_info/header_php_review.php on line 87

  /* Average rating Calculation */
  $sizeOfAverage = count($reviewsAverageArray);
  for($i=0; $i < $sizeOfAverage; $i++) { 
    $averageRating += $reviewsAverageArray[$i];
  }
  $averageRating = round($averageRating/$sizeOfAverage);