public static function getCountryAll()
    {
        $countries = [];
        foreach (static::$identifiers as $identifier => $country) {
            $countries[] = [
                "identifier" => $identifier,
                "name" => $country
            ];
        }
        ArrayHelper::multisort($countries, "identifier", SORT_ASC, SORT_NUMERIC);
        return $countries;
    }