Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_22815568_2 (market_income_per_capita VARCHAR, poverty_rate VARCHAR)

### Question ###
What is the market income per capita of the county with the 9.4% poverty rate?

### Accurate SQL ###

SELECT market_income_per_capita FROM table_22815568_2 WHERE poverty_rate = "9.4%"