SELECT COUNT(pick__number) FROM table_16729063_1 WHERE position = "Linebacker"
CREATE TABLE table_16729063_1 (pick__number VARCHAR, position VARCHAR)
ตำแหน่งไลน์แบ็คเกอร์มีดราฟต์ให้เลือกกี่คน?
How many draft picks are there at the linebacker position?