CREATE TABLE "political_subdivision" (
  "barangay" text,
  "area_km" real,
  "population_2007" real,
  "population_2010" real,
  "pop_density_per_km" real
);

Question: What is the total number of Area (km²), when Population (2007) is 6,176?
SQL: SELECT COUNT("area_km") FROM "political_subdivision" WHERE "population_2007"='6,176';

Question: What is the average Population (2010), when Population (2007) is 4,875, and when Area (km²) is greater than 1.456?
SQL: SELECT AVG("population_2010") FROM "political_subdivision" WHERE "population_2007"='4,875' AND "area_km">1.456;