I have interest but I am going to have to relearn the ADD 2nd edition rules. But it will also depend on the dice gods.
4d6 ⇒ (4, 3, 5, 4) = 16 = 13
4d6 ⇒ (2, 1, 4, 6) = 13 = 12
4d6 ⇒ (5, 5, 2, 2) = 14 = 12
4d6 ⇒ (2, 2, 6, 4) = 14 = 12
4d6 ⇒ (3, 4, 3, 1) = 11 = 10
4d6 ⇒ (5, 6, 1, 6) = 18 = 17