Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_2273738_1 (metropolitan_area VARCHAR, county VARCHAR)
### Question:
Tyne and Wear County has what total membership for their metropolitan area?
### Answer:
SELECT metropolitan_area FROM table_2273738_1 WHERE county = "Tyne and Wear"