def __init__(self, **kwargs: Any) -> None:
        rename_key(kwargs, 'CTRY12CD', 'country_code')
        rename_key(kwargs, 'CTRY12CDO', 'country_code_old')
        rename_key(kwargs, 'CTRY12NM', 'country_name')
        rename_key(kwargs, 'CTRY12NMW', 'country_name_welsh')
        super().__init__(**kwargs)