จิยะชินเป็นแชมป์กี่ปี?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
How many years was Jiyai Shin the champion?It is not neccessary to use all the tables.
 table_1529260_2:  (year [ VARCHAR ] champion [ VARCHAR) ]
SELECT COUNT(year) FROM table_1529260_2 WHERE champion = "Jiyai Shin"