อะไรคือความแตกต่างในรอบระหว่างตำแหน่ง 1 และตำแหน่ง 24 ?ไม่จำเป็นต้องใช้ตารางทั้งหมด
what was the difference in laps between position 1 and position 24 ?It is not neccessary to use all the tables.
 table_203_161:  id [ number]  "pos." [ text]  "div." [ number]  "no." [ number]  "team" [ text]  "drivers" [ text]  "car" [ text]  "laps" [ number]  "qual.\npos." [ number] 
SELECT (SELECT "laps" FROM table_203_161 WHERE "pos." = 1) - (SELECT "laps" FROM table_203_161 WHERE "pos." = 24)