For franklin of class aa, which school years does this occur? 
CREATE TABLE "individual_overall" (
  "school_year" text,
  "class_a" text,
  "class_aa" text,
  "class_aaa" text,
  "class_aaaa" text,
  "class_aaaaa" text
);
SELECT "school_year" FROM "individual_overall" WHERE "class_aa"='Franklin';