ปีต่ำสุดใดที่มีตำแหน่ง rb และ College of louisiana state?ไม่จำเป็นต้องใช้ตารางทั้งหมด
Which lowest year has a Position of rb, and a College of louisiana state?It is not neccessary to use all the tables.
 table_67762:  "Year" [ real]  "Pick" [ text]  "College" [ text]  "Position" [ text] 
SELECT MIN("Year") FROM table_67762 WHERE "Position" = 'rb' AND "College" = 'louisiana state'