จำนวนการแข่งขันต่ำสุดคือเท่าใด?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What is the lowest amount of races?It is not neccessary to use all the tables.
 table_27539:  "Season" [ text]  "Series" [ text]  "Team" [ text]  "Races" [ real]  "Wins" [ real]  "Poles" [ real]  "F/Laps" [ real]  "Podiums" [ real]  "Points" [ text]  "Position" [ text] 
SELECT MIN("Races") FROM table_27539