public function getCharacterCountBits(Version $version) : int
    {
        $number = $version->getVersionNumber();

        if ($number <= 9) {
            $offset = 0;
        } elseif ($number <= 26) {
            $offset = 1;
        } else {
            $offset = 2;
        }

        return $this->characterCountBitsForVersions[$offset];
    }