ความจุใดที่มีคลาส cm22 และรถยนต์ปี 1999 subaru impreza wrx sti?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which Capacity has a Class of cm22 and a Vehicle of 1999 subaru impreza wrx sti?It is not neccessary to use all the tables.
 table_name_61:  (capacity [ INTEGER ] class [ VARCHAR ] vehicle [ VARCHAR) ]
SELECT MIN(capacity) FROM table_name_61 WHERE class = "cm22" AND vehicle = "1999 subaru impreza wrx sti"