How many times were the 2010 candidates Judson hill (r) unopposed?
CREATE TABLE "election_results" (
  "district" real,
  "incumbent" text,
  "party" text,
  "elected" text,
  "status" text,
  "2010_candidates" text
);
SELECT COUNT("elected") FROM "election_results" WHERE "2010_candidates"='Judson Hill (R) unopposed';