public function percentTranslated($locale)
    {
        $lang          = $this->findByLocale($locale);
        $referenceLang = $this->findByLocale($this->defaultLocale);

        $langEntries      = $lang->translations()->count();
        $referenceEntries = $referenceLang->translations()->count();

        return $referenceEntries > 0 ? (int) round($langEntries * 100 / $referenceEntries) : 0;
    }