What is the average area in square miles for the division that is 9,630,960 square kilometers with a national share larger than 100%?
CREATE TABLE "notes" (
  "rank" text,
  "administrative_division" text,
  "area_km" real,
  "area_sq_mi" real,
  "national_share_pct" real,
  "comparable_country" text
);
SELECT AVG("area_sq_mi") FROM "notes" WHERE "area_km"='9,630,960' AND "national_share_pct">100;