private function addMultiExecCount(MultiExec $multi, $subject, $bucket, $count)
    {
        // Get the counts from the previous `$count` buckets
        $multi->hget($subject, $bucket);
        while ($count--) {
            $multi->hget($subject, (--$bucket + $this->bucketCount) % $this->bucketCount);
        }
    }