How much sodium is in are food

Today for hur 6 we had to rank some off the food in are teachers pantry from the highest amount of sodium to the least.A teenager needs 1500mg of sodium a day.The highest was Ham and the lowest on the list was yogurt.If they eat too much sea salt crackers,ham,chips,sausages a day it wont be good for them.
I found it hard to think about were to rank everything
I found it easy to mark the answers