protected function newCountInstance()
    {
        $instance = new static(
            $this->getFilePath(),
            $this->getFilesystem(),
            $this->getDetector(),
            clone $this->getLineReader()
        );
        return $instance->setDelimiter($this->getDelimiter())
                        ->setSeparator($this->getSeparator())
                        ->setHeader($this->getHeader());
    }