What is the fineness of the 2008 chinese cuju sport Reverse?
CREATE TABLE "150_yuan" (
  "year" real,
  "denomination" text,
  "reverse" text,
  "weight" text,
  "diameter" text,
  "fineness" text,
  "series" text
);
SELECT "fineness" FROM "150_yuan" WHERE "year"=2008 AND "reverse"='chinese cuju sport';