CREATE TABLE "law_enforcement" (
  "character" text,
  "position" text,
  "actor" text,
  "first_episode" text,
  "final_episode" text,
  "duration" text,
  "final_episode_count" real
);

Question: What actor plays glen cole?
SQL: SELECT "actor" FROM "law_enforcement" WHERE "character"='glen cole';

Question: What is the average number for a final episode featuring maxine valera?
SQL: SELECT AVG("final_episode_count") FROM "law_enforcement" WHERE "character"='maxine valera';