มีกี่เมืองที่มีประชากรไม่ต่ำกว่าวาเลนซา ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
how many cities do not have lower populations than valenza ?It is not neccessary to use all the tables.
 table_203_413:  id [ number]  "rank" [ text]  "city" [ text]  "population" [ number]  "area\n(km2)" [ number]  "density\n(inhabitants/km2)" [ number]  "altitude\n(mslm)" [ number] 
SELECT COUNT("city") FROM table_203_413 WHERE "city" <> 'valenza' AND "population" >= (SELECT "population" FROM table_203_413 WHERE "city" = 'valenza')