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_255812_1 (area__km²_ VARCHAR, income_class__2007_ VARCHAR)
### Question:
What are all the vicinity (km²) where profits magnificence (2007) is 2nd
### Answer:
SELECT area__km²_ FROM table_255812_1 WHERE income_class__2007_ = "2nd"