CREATE TABLE "population" (
  "year" real,
  "population_region_total" real,
  "population_mareeba" real,
  "population_atherton" real,
  "population_herberton" real,
  "population_eacham" real
);

Question: How many figures are given for the region's total in 1947?
SQL: SELECT COUNT("population_region_total") FROM "population" WHERE "year"=1947;

Question: What was the smallest population figure for Mareeba?
SQL: SELECT MIN("population_mareeba") FROM "population";