Where Is 1 From 2016?

Number Theory Level 3

$\large p,\; q,\; p+q,\; pq,\; p(p+q),\; q(p+q),\; p^q,\; q^p$

Suppose $p$ and $q$ are two unordered prime numbers. From the above 8 listed numbers, exactly 4 are even numbers and one of them is 206.

Find the sum of all distinct value(s) of $|p-q|$ .