What number is Fall 06 from the state with 34 for Fall 09?
CREATE TABLE "geography_of_students" (
  "states" text,
  "fall_05" real,
  "fall_06" real,
  "fall_07" real,
  "fall_08" real,
  "fall_09" real
);
SELECT AVG("fall_06") FROM "geography_of_students" WHERE "fall_09"=34;