Answer:
Good choice, as its one of the most secure wireless communications encryption methods, even though WPA2 would be the best
Explanation:
12,831 is the answer but if you care for the work then here it is:
Since its a percent then its a certain percentage of the whole. Therefore you take 13,650 x 94% or 0.94 which will give you the answer of the amount of people that are familiar with it.
Look at the price tag
find the item on ebay to see what other are selling it for