Perhaps that's because voters are preoccupied with the wonderful weather or Blazers' playoff drama or because there's no high-profile initiative or race on the May ballot, which is mostly for education -related contests. (In 2015, final turnout in the May election was 17.6 percent. That year featured the most expensive Portland Public Schools' board race in history as challenger Amy Kohnstamm defeated incumbent Bobbi Regan.)