นักแข่งทุกคนแข่งครบทั้งหมดกี่รอบ ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
how many laps total were completed by all drivers ?It is not neccessary to use all the tables.
 table_203_52:  id [ number]  "pos" [ text]  "no" [ number]  "driver" [ text]  "constructor" [ text]  "laps" [ number]  "time/retired" [ text]  "grid" [ number]  "points" [ number] 
SELECT SUM("laps") FROM table_203_52