def METHOD_NAME(self) -> dictFuturesContractFinalPrices:
    """
    :return: dict of final prices
    """
    all_contract_ids = list(self.keys())
    final_price_dict_as_list = []
    for contract_id in all_contract_ids:
        METHOD_NAME = self[contract_id].return_final_prices()
        METHOD_NAME.name = contract_id
        final_price_dict_as_list.append((contract_id, METHOD_NAME))
    final_prices_dict = dictFuturesContractFinalPrices(final_price_dict_as_list)
    return final_prices_dict