CREATE TABLE "settlements" (
  "name" text,
  "municipal_district" text,
  "population_2011" real,
  "population_2006" real,
  "change_pct" text,
  "land_area_km" text,
  "population_density_per_km_2" text
);

Question: What place is there a change of -19.3?
SQL: SELECT COUNT("name") FROM "settlements" WHERE "change_pct"='-19.3';

Question: What is the density per km in Smoky Lake County?
SQL: SELECT "population_density_per_km_2" FROM "settlements" WHERE "municipal_district"='Smoky Lake County';

Question: What is the population per km in Smoky Lake County?
SQL: SELECT "population_density_per_km_2" FROM "settlements" WHERE "municipal_district"='Smoky Lake County';

Question: What is the population per km2 in Fishing Lake?
SQL: SELECT "population_density_per_km_2" FROM "settlements" WHERE "name"='Fishing Lake';

Question: What is the population density in Buffalo Lake?
SQL: SELECT "population_density_per_km_2" FROM "settlements" WHERE "name"='Buffalo Lake';