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_171236_2 (area_km_2 VARCHAR, official_name VARCHAR)
### Question:
What is the Area KM 2 of Rothesay?
### Answer:
SELECT COUNT(area_km_2) FROM table_171236_2 WHERE official_name = "Rothesay"