Return the city with the customer type code "Good Credit Rating" that had the fewest customers.
SELECT town_city FROM customers WHERE customer_type_code  =  "Good Credit Rating" GROUP BY town_city ORDER BY count(*) LIMIT 1
SELECT town_city FROM customers WHERE customer_type_code  =  "Good Credit Rating" GROUP BY town_city ORDER BY count(*) LIMIT 1
[{'town_city': 'Hansenbury'}]