What is the Area of the town with a Population Density of 36 km and a population greater than 3,546?
CREATE TABLE "statistics" (
  "municipality" text,
  "population" real,
  "area_km" real,
  "density_population_per_km" real,
  "area" text,
  "county" text
);
SELECT SUM("area_km") FROM "statistics" WHERE "density_population_per_km"=36 AND "population">'3,546';