มีกี่คนที่ไม่ได้ขับรถ chevrolet silverado ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
how many people are not driving a chevrolet silverado ?It is not neccessary to use all the tables.
 table_204_89:  id [ number]  "team" [ text]  "truck(s)" [ text]  "#" [ number]  "driver(s)" [ text] 
SELECT COUNT("driver(s)") FROM table_204_89 WHERE "truck(s)" <> 'chevrolet silverado'