Statistics for occurrence #1 of “Elis” in book 4, chapter 83 of Polybius, Histories:
...its walls was not more than a stade and a
half, its height was nowhere less than thirty cubits. Having
handed the place over to the Dymaeans, Philip continued
his advance, plundering the territory of Elis : and when he had
thoroughly devastated it, and acquired a large booty, he
returned with his army to Dyme.
...