Weight 170 คือปีไหน?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
In which year was the Weight 170?It is not neccessary to use all the tables.
 table_12032893_1:  (year [ VARCHAR ] weight [ VARCHAR) ]
SELECT year FROM table_12032893_1 WHERE weight = 170