Norton อาศัยอยู่ใน Norton กี่คน?ไม่จำเป็นต้องใช้ทุกโต๊ะ
How many people live in Norton?It is not neccessary to use all the tables.
 table_name_1:  (population [ INTEGER ] town [ VARCHAR) ]
SELECT SUM(population) FROM table_name_1 WHERE town = "norton"