What percentage of Navy enlisted in the lower E-numbers have ever surfed, at all, in their whole lives? Reads like this would be a pretty shitty place to learn,

What percentage of Navy enlisted in the lower E-numbers have ever surfed, at all, in their whole lives? Reads like this would be a pretty shitty place to learn, so I can see why people'd balk at the notion, even without the risk of punishment.