How many Asians live in the borough with 8109 Chinese population?
CREATE TABLE "asian_population_of_london" (
  "rank" real,
  "london_borough" text,
  "indian_population" real,
  "pakistani_population" real,
  "bangladeshi_population" real,
  "chinese_population" real,
  "other_asian_population" real,
  "total_asian_population" real
);
SELECT MIN("total_asian_population") FROM "asian_population_of_london" WHERE "chinese_population"=8109;