Chances to survive from getting shot with a military rifle?

If you get shot in the chest area with a 5.56x45mm NATO weapon(M16A2) 15-20 times from close range(30 cm chest-to-gun barrel) what are the chances of surviving?.The way to get it done is put the gun with the stock on the ground aim it to your chest and pull the trigger with the big toe of your foot.If you do survive can you be normal afterwards or will you have problems?