CREATE TABLE table_22815568_2 (market_income_per_capita VARCHAR, poverty_rate VARCHAR)

What is the market income per capita of the county with the 9.4% poverty rate?
SELECT market_income_per_capita FROM table_22815568_2 WHERE poverty_rate = "9.4%"
SELECT "market_income_per_capita" FROM "table_22815568_2" WHERE "9.4%" = "poverty_rate"